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The world of Windows is teeming with excitement—or rather, a fair bit of consternation—as users of Windows 11's latest feature update, version 24H2, grapple with some pesky bugs. If you've updated your system and noticed those dreaded blue screens of death (BSOD) cropping up, particularly if you are sporting a Western Digital (WD) SSD like the SN770 or SN580, you're not alone. Microsoft has indeed rolled out a feature update that seems to have an array of undocumented bugs, particularly that pesky issue affecting disk performance and stability.

A glowing digital laptop with circuit-like blue and orange neon patterns.
The Problem: BSODs After Update​

Many users have reported that their systems began crashing following the installation of the 24H2 update. The core of the problem appears to stem from a mismanagement of the Host Memory Buffer (HMB) allocations on SSDs that lack dedicated DRAM, specifically the WD Black SN770 and WD blue SN580 models. These SSDs leverage system memory for caching via HMB, meaning that they are particularly sensitive to how that memory is allocated.
But what's this HMB business? It’s a bit like pulling a rabbit out of a hat. This memory buffer technology allows SSDs without DRAM chips to use a portion of system memory for storing data temporarily. The issue arises because, instead of allocating the usual range of 64 MB to 100 MB, some users found their SSDs ballooning this allocation up to 200 MB. This excessive allocation doesn't just rock the boat; it sends the whole ship into a tailspin, resulting in the classic BSOD.

Solution: The Registry Hack​

Despite the complexities behind the scenes, there is a light at the end of this frustrating tunnel in the form of a Registry hack. Here's a step-by-step guide on how to potentially remedy this problem:
  • Open the Registry Editor: Press Win + R, type regedit, and hit Enter.
  • Navigate to the Registry Key: Go to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorPort.
  • Create the HmbAllocationPolicy Subkey: If it doesn't exist already, create a new DWORD value named HmbAllocationPolicy.
  • Modify the Value: Set this DWORD value to either 0 or 2:
  • 0 disables HMB allocation.
  • 2 sets it to 64 MB.
  • Restart Your PC: A reboot is essential to apply the changes you just made.
This tweak alters how the SSD interacts with your system memory, effectively lowering the overhead that’s causing those BSODs.

Why This Matters​

For the uninitiated, understanding DRAM-less SSDs and their workings may seem like diving into the deep end. DRAM caches—on SSDs that have them—act as temporary storage for metadata, improving the read and write speeds of the drive. Drives without this cache use HMB to engage with system memory, and any misallocation can lead to significant performance degradation or system instability, as evidenced by widespread complaints among users.

What’s Next?​

While this workaround may alleviate immediate issues, the underlying cause undeniably requires addressing through an official update from Microsoft or WD. If you've tried the registry hack and found success, consider visiting Microsoft’s Feedback Hub to voice your concerns; those voices collectively help guide future updates.
For those with non-WD SSDs also facing similar issues, feel free to experiment with the same registry changes. It's a stopgap solution while we wait for something more permanent.
As we march bravely into the digital frontier, remember: updates can be double-edged swords, leaving users with both exciting new features and unexpected headaches. Stay curious and keep tinkering!

With this newfound knowledge, users can take immediate action to address those pesky BSODs. As always, full backups are recommended before making any substantial changes to system settings—you never know when a routine registry edit could turn into an unwelcome surprise!
Source: Neowin Registry hack fixes WD SN770, SN580 Windows 11 24H2 blue screens (BSOD)
 

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The latest iteration of Microsoft’s operating system, Windows 11 version 24H2, has arrived, but it hasn't come without some serious hiccups. A group of users has reported an alarming trend: specifically, a Blue Screen of Death (BSOD) issue arising from a conflict with certain Western Digital NVMe SSDs. If you're one of those affected, fret not — there’s a potential fix that involves tinkering in the Windows registry.

A sleek curved monitor with Windows 11 open, paired with a keyboard on a desk.
The Culprit: SSDs Without DRAM Cache​

Reports indicate that this BSOD issue is primarily occurring with specific SSD models, notably the WD Black SN770 and WD Blue SN580. Unlike many contemporary SSDs that boast built-in DRAM to accelerate read and write operations, these models have opted for a design without DRAM. Instead, they utilize Host Memory Buffer (HMB) technology, which allows the SSD to utilize a portion of your computer’s system memory as a cache.
Normally, these SSDs use around 64 MB of system memory for caching. However, with the introduction of the 24H2 update, this allocation seems to have gone haywire, sometimes ballooning up to around 200 MB. It’s this misallocation that has led to the dreaded blue screens surfacing, effectively rendering some systems unstable.

How to Fix It: Registry Edits​

To alleviate this problem, users can adjust the memory allocation settings directly through the Windows registry. If you’re ready to roll up your sleeves, here’s a step-by-step guide:
  • Open the Registry Editor:
  • Press Windows + R to open the Run dialog.
  • Type regedit and hit Enter.
  • Navigate to the Following Path:
    Code:
     HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorPort
  • Create or Modify the HmbAllocationPolicy key:
  • Check for the HmbAllocationPolicy key. If it doesn’t exist, right-click the StorPort folder, select New, then choose DWORD (32-bit) Value and name it HmbAllocationPolicy.
  • Set the value of HmbAllocationPolicy to:
  • 0 to disable HMB allocation,
  • 2 to limit it to 64 MB (the recommended fix).
  • Restart Your Computer:
  • Finally, reboot your system for the changes to take effect.

Broader Implications​

While the issues primarily affect the WD SSDs, users of other brands may also experience similar problems and could attempt these registry adjustments as a workaround.
This incident shines a light on the significant changes that major OS updates can spur, particularly with hardware interactions. Many SSDs now integrate DRAM to allow for smoother performance, but as exemplified here, variations among models and their configurations can lead to unexpected complications.

Conclusion​

As the Windows 11 24H2 update traverses the globe, it’s vital for users to be aware of the potential pitfalls, especially if they depend on specific SSDs for their computing tasks. Microsoft has yet to release an official fix or statement regarding these issues, but users can stay updated through online tech communities and forums.
Until then, if you happen to encounter that ominous blue screen, you know what to do – head to your registry and tweak a few values. Hopefully, the upcoming updates will provide a more permanent resolution, but in the meantime, it’s all about keeping your system stable.
Feel free to share your experiences and solutions in the comments below! Your insights could be invaluable to fellow users navigating this rocky update terrain.
Source: ITC.ua Windows 11 24H2 causes a blue screen with some SSDs — how to fix it in the registry
 

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If you were eagerly awaiting the latest features and security enhancements in Windows 11, the 24H2 update has unfortunately come with its fair share of trouble for some users. This October, many have voiced their frustrations, citing serious issues including the dreaded Blue Screen of Death (BSOD) following the installation—particularly for those utilizing Western Digital (WD) SSDs like the Black SN770 and the Blue SN580.

Digital human figure composed of glowing blue circuitry against a tech interface background.
What's Going Wrong?

While installing the latest software update is typically encouraged for a smoother operating experience, it appears that the 24H2 update isn't performing as expected. According to user reports, particularly prevalent on WD’s official forums, the new update has been causing errors such as “stornvme” and “The driver detected a controller error on \Device\RaidPort1 or 2”, which leads to abrupt system crashes.
Imagine trying to update your PC and instead being met with ominous blue screens that hint at a system panic—definitely not the upgrade you were hoping for! This peculiarity has compelled many to find refuge in rolling back to the previous version of Windows 11 (23H2) while they await a solution.

Understanding the Technical Culprit: Host Memory Buffer (HMB)

The trouble seems to be tied to the Host Memory Buffer (HMB) feature in these SSDs. So how does it work? HMB allows SSDs to utilize a portion of the system's DRAM as a cache, theoretically elevating performance. In this case, WD typically allocates 64 MB for HMB. However, the recent update appears to reserve upwards of 200 MB for HMB, which radically shifts the balance and potentially leads to over-utilization of system memory and subsequent crashes.

The Quick Fixes Available

As frustrating as this situation has been, there are a couple of options available for users caught in this painful predicament:
  • Rollback to 23H2 Update: This is the safest and easiest method to restore your system's stability until Microsoft pushes a fix.
  • Registry Editor Adjustment: For more tech-savvy users, a temporary fix involves tweaking settings within the Registry Editor. You can manually limit HMB memory to 64 MB, allowing for operation on the newer update despite the conflicting issues with WD SSDs.

What to Do Now

Despite the allure of new features, if you own a machine equipped with a WD Black SN770 or a WD Blue SN580 SSD, you may want to hold off on upgrading to Windows 11 24H2 for now. It's highly likely that Microsoft will issue a patch in the coming days to address this incompatibility.
In the meantime, sticking with the 23H2 version or considering the proposed registry workaround may save you from undue stress and system failures. It's always wise to wait a few days or even weeks post-release, allowing the tide of reports to settle and the bugs to be ironed out.

Final Thoughts

In the fast-paced world of technology, updates can often feel like a double-edged sword. While they bring much-needed features and security enhancements, sometimes they can turn into a source of frustration. This latest Windows 11 update saga reminds us that patience is always a virtue—especially in the digital age.
So, for now, let’s take a collective breath and let those tech teams work their magic. Your PC will thank you later.
As you navigate through these murky waters, share your experiences below! Have you faced issues with the 24H2 update? Did you find any solutions that worked for you? Let’s connect and help each other out!
Source: The Indian Express Why you should wait a few days before installing Windows 11 242H update on your computer
 

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If you’ve recently upgraded to Windows 11 24H2 and have been experiencing the dreaded Blue Screen of Death (BSOD) with the ominous “critical process has died” error, take a deep breath and know you’re not alone. A growing number of users are facing this frustrating issue, particularly those on certain configurations involving Western Digital SSDs. And yes, Microsoft is reportedly aware and is considering halting the problematic update for a wider range of affected devices.

A computer screen shows a 'Critical Process Died' error with a blurred man in the background.
What’s Going Wrong?​

Sources close to the situation inform us that the BSOD occurrences are primarily linked to issues with specific storage drivers and RAID controllers. Users have noted that devices with Western Digital’s SSDs, particularly the WD Blue SN580 and SN770 models, have been prone to crashing since the update.
The crux of the problem seems to lie in how Windows 11 24H2 allocates host memory buffers (HMB). In Windows 11 23H2, these drives were allocated 64MB for HMB, which worked without issues. However, in the latest upgrade, that allocation is set to a full 200MB, which has been identified as the trigger for the BSOD errors related to critical processes failing.
One user recounted their experience with a brand-new pre-built machine that came equipped with a 2TB WD Blue SN580. Despite reinstalling Windows and reseating the SSD, the errors persisted, leading them to return the machine before deciding to build their own PC.

Microsoft's Response​

Although Microsoft has not officially acknowledged the issue, reliable sources indicate that the company is taking steps to address the bug. There are plans to pause the Windows 11 24H2 update for devices that are facing these issues, preventing affected users from downloading the upgrade via Windows Update or the Media Creation Tool.

Steps to Mitigate BSODs​

For those who are interested in a possible temporary workaround, you can tweak your registry settings to disable the host memory buffer allocation. Here’s how to do it:
  • Open Registry Editor: Press Win + R, type regedit, and hit Enter.
  • Navigate to the Following Path:
    Code:
     HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\stornvme\Parameters\Device
  • Create HMBAllocationPolicy Entry:
  • If the entry doesn’t exist, right-click in the right pane, select New > DWORD (32-bit) Value, and name it HMBAllocationPolicy.
  • Set the Value:
  • Double-click the newly created entry and set its value data to 0.
  • Restart Your Computer.
Caution: While this might resolve the BSOD issues, be aware that it could affect the performance of your SSD.

Real-World Implications​

The fallout from such a systemic issue could have substantial real-world implications for potential buyers and current users of the affected SSDs. For tech enthusiasts and everyday users alike, the reliability of updates is critical to maintaining productivity and trust in the broader Windows ecosystem.
As users weigh their options, many may reconsider purchasing hardware that has been linked to these issues until Microsoft has provided a definitive fix and reassurance regarding stability.

Conclusion​

As the situation evolves, it’s a stark reminder for Windows users to remain vigilant after major updates, especially those that involve changes to core system components like storage drivers. If you’re affected by these issues, check back regularly for updates from Microsoft and keep your eyes on community forums where users often share solutions and workarounds.
In the meantime, if you’ve experienced issues with Windows 11 24H2, share your experiences in the comments below—your input could be invaluable to others facing similar challenges.
Source: Windows Latest Windows 11 24H2 causing BSODs, Microsoft will reportedly halt update for more PCs
 

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The tech world has been abuzz lately, but for some Windows 11 users, the buzz has morphed into a cacophony of frustration. The latest update to Microsoft’s flagship operating system, known as 24H2, has thrown many users with Western Digital NVMe SSDs into a tailspin, leading to frequent Blue Screen of Death (BSOD) crashes. If you’ve been experiencing crippling stability issues on your WD SSD, you’re not alone, and here’s exactly what’s going on.

A computer monitor displays a blue screen with white text, likely a system error or boot log.
The Background: What’s New in 24H2?​

Windows 11 version 24H2 was rolled out with an array of shiny new features, primarily centered around AI enhancements and performance tweaks. However, just like a beautifully wrapped gift that turns out to be filled with stale popcorn, not everything is as great as it seems.
For those using certain models of Western Digital SSDs, specifically the WD Black SN770 and WD Blue SN580, there are significant compatibility issues related to the way the update manages input/output (I/O) caching. These SSDs don’t feature a DRAM cache and instead utilize the Host Memory Buffer (HMB) to leverage system RAM for caching, typically capping around 64MB. After the update, users report their systems reserving an outrageous 200MB—more than three times the usual amount for Caching. This over-allocation appears to sow chaos, leading to an uptick in BSOD incidents.

Why This Matters​

This potential mishap emphasizes a growing pattern in Microsoft’s recent Windows updates: users increasingly feel as though they’ve become unofficial beta testers. Ever since Microsoft transitioned from traditional testing to relying on the Windows Insider program, it has led to instability in the rollout of new features—a situation reminiscent of a game of Russian roulette.
As reported, numerous users flocked to Western Digital’s forums, detailing tales of frustration and system crashes. The common narrative suggests that reverting back to the previous version of Windows 11 (23H2) resolves the issue, clearly placing the blame on the recent update.

Workarounds and Solutions​

For those deeply affected, there is a glimmer of hope in the form of workarounds. Several users have turned to registry tweaks aimed at limiting the amount of memory reserved for HMB back to its original 64MB or fully disabling HMB altogether. However, these adjustments do come with a caveat: while they may stabilize the operating system, they also risk degrading performance during intensive file transfers. Such trade-offs might make you feel like you’re in a low-stakes poker game where you’re still holding onto a handful of questionable cards.

Registry Editing: A Step-by-Step Guide​

For those who want to take matters into their own hands, here’s a simplified guide to adjusting your registry:
  • Press Windows + R to open the Run dialog.
  • Type regedit and press Enter to open the Registry Editor.
  • Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\storahci\Parameters\Device.
  • Right-click in the right pane and select New > DWORD (32-bit) Value.
  • Name the new value HMB and set its value to 0 to disable or 64 to limit the buffer as needed.
  • Close the Registry Editor and restart your computer.
Be cautious: altering the Windows Registry can cause significant issues if not done correctly. Missteps can lead to boot problems or other nasty surprises, so always consider backing up your Registry before making changes.

Broader Implications​

This situation raises a larger question about the value of beta testing versus stable releases. As users, we rely on Microsoft to produce a reliable product, and with each update, those expectations seem to waver. While updates often improve performance, the newfound instability now poses serious risks to daily productivity for many users.

Conclusion: The Future of Windows 11 Stability​

As tech enthusiasts, we hold a torch for advancements and improvements. However, the brunt of faulty updates must not be borne by the users alone. Microsoft needs to address these concerns with greater diligence—after all, the very stability of our systems hangs in the balance.
For those affected by the 24H2 debacle, share your stories in the comments or on the forum. Have you found alternate fixes, or does the prospect of reverting to an earlier version seem unavoidable? Join the conversation and let’s figure this out together.
Stay tuned for more updates, and remember: tech turbulence is often as transient as it is frustrating.
Source: Notebookcheck Windows 11 update causes chaos for Western Digital SSD users
 

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Published: October 15, 2024
Source: Tech Edition
Attention, Windows users! If you've recently updated to the Windows 11 24H2 version and found your computer crashing harder than a poorly-written script, you’re not alone. Many reports indicate that the latest update is causing significant issues with specific Western Digital SSDs, leading to dreaded Blue Screen of Death (BSOD) errors. Fear not! There’s a temporary workaround until a permanent fix is in sight.

A sleek monitor on a desk displays a Windows 11 BSOD error screen in a dim office.
What's Happening? The Details of the Disaster

The primary culprits behind this chaos appear to be specific models of Western Digital SSDs, including the WD SN770 and WD SN580. These drives utilize a feature called the Host Memory Buffer (HMB), which allows the SSD to use some of your system's RAM as additional cache, thereby enhancing performance. In the previous Windows update (23H2), the system managed HMB allocation fairly conservatively—up to 64MB max. However, the 24H2 update dramatically increased this allocation to 200MB, leading to system instability and BSOD errors such as "critical process has died."

Error Analysis: What the Logs Say

Users have been digging through their Event Viewer logs to uncover the underlying issues. Notable errors include:
  • NVMe SSD Storage Drivers: The logs reference a 'stove' error.
  • Controller Errors: Another message notes, "The driver detected a controller error on \Device\RaidPort 1." This indicates a problem within the RAID controller managing your drives, often recognizing misconfigured or incompatible setups.

Temporary Solutions: Coping Until a Fix Arrives

Rollback Approach

The safest route—if you can bear the hassle—would be to roll back to the previous Windows 11 version (23H2). This is highly recommended for users experiencing persistent crashes, as it will restore stability until Microsoft rolls out a fix.

Registry Workaround

If you're feeling adventurous (or desperate) and don’t want to downgrade, some savvy users have turned to a registry modification that disables the HMB feature altogether on affected SSDs. However, proceed with caution! Editing the registry can lead to additional problems if not done correctly. Moreover, disabling HMB might lead to reduced SSD performance, as the drive won't have access to that extra cache of RAM.

Precautions to Take

  • Backup Your Data: Always make sure your important files are stored elsewhere before invoking drastic fixes.
  • Follow Instructions Carefully: If modifying the registry, find clear, credible guides, and adhere strictly to the steps.

What’s Next? A Permanent Fix on the Horizon

While Microsoft has not yet publicly addressed this issue, it's likely that they will pause updates for systems with the affected Western Digital SSDs while they work on a patch. Users are encouraged to stay updated via community forums and to look out for official announcements.
For the time being, it’s crucial to monitor discussions across platforms like the Western Digital Community Forums and tech news websites. For example, several threads are popping up on Reddit discussing similar BSOD issues and solutions, showcasing just how widespread the problem is .
As we navigate this technological tempest, remember: In the world of tech, patience is often your best friend. Keep your recovery tools handy, and don't despair—there’s usually a light at the end of the tunnel.

For ongoing discussions and troubleshooting tips, don't hesitate to join the conversation over at WindowsForum.com!
Source: Tech Edt Windows 11 24H2 update causing crashes on certain SSDs
 

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In the ever-evolving world of technology, software updates are like the culinary chefs of the digital realm—sometimes they whip up something incredible, and other times, they create a full-blown disaster. Recently, the much-anticipated Windows 11 24H2 Update turned from a gourmet delight into a recipe for disaster for some unlucky PC owners, leading to a wave of Blue Screen of Death (BSOD) errors and significant frustration.

A computer monitor on a desk displays blue screen text in a dimly lit room.
The Update Unveiled​

The Windows 11 24H2 update rolled out with a buffet of new features. Users were treated to enhancements in File Explorer, an updated Copilot experience, and even Wi-Fi 7 support, aimed at turbocharging your connectivity. But alongside this array of enticing features, a nasty little bug crept into the mix primarily affecting owners of specific Western Digital SSDs, particularly models like the SN770 and SN580.
Microsoft’s staged rollout strategy aimed at preventing widespread catastrophes in case of a significant failure has taken the spotlight again—unfortunately, it seems to have fallen short this time.

What Went Wrong?​

Reports of BSOD errors began flooding in as users installed the update. The culprits? NVMe storage drivers and RAID controllers interacting poorly with the new update. The root of the problem seems to involve how Windows 11 24H2 allocates Host Memory Buffer (HMB) for these SSDs. In layman's terms, while previous updates allocated a modest amount of memory, 24H2 has been generous—perhaps too generous—by allocating the full requested amount. This excessive allocation appears to trigger BSOD crashes, turning formerly stable systems into a digital nightmare.

Microsoft’s Response​

In response to this mounting issue, Microsoft has taken a proactive approach. The tech titan is now collaborating with Western Digital to identify affected hardware configurations and is reportedly considering halting the rollout for specific users. If you find yourself in the unfortunate situation of dealing with BSOD errors post-update, there is a temporary workaround: you can disable the HMB allocation by tinkering with the Windows registry. However, be forewarned—this could impact your SSD's performance, but it might just save you from those pesky crashes.

What Should Users Do?​

For those who own affected WD SSDs, the best advice as of now is to hold off on installing the update if you haven’t yet. Microsoft and Western Digital are working on a permanent fix, but no specific timeline has been provided. It’s a classic case of "better safe than sorry" while you wait for a resolution.

A Bigger Picture​

This predicament shines a light on an essential aspect of software development: the complexity of hardware and software compatibility. While Windows 11 aims to cater to a wide array of hardware configurations, it’s clear that not all combinations are created equally, leading to potential pitfalls.

Conclusion​

As this story unfolds, Windows users must stay vigilant about the implications of updates. Software updates should improve the user experience, not send it spiraling into chaos—yet here we are talking about how one well-intentioned update can lead to a cascade of computer crashes.
So, if you’re running Windows 11 and have a Western Digital SSD, you might want to sit tight until a solution is rolled out. Keep an eye on official updates from Microsoft, and remember: in the world of tech, sometimes it’s better to be a cautious optimist than a recklessly eager updater.
In the meantime, we would love to hear your experiences with Windows updates—have any of them led you into the realms of the BSOD? Share your stories below!
Source: How-To Geek The Windows 11 24H2 Update Broke Some PCs
 

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In a striking turn of events, the latest update to Windows 11, version 24H2, has triggered an uproar among users, particularly those utilizing Western Digital (WD) SSDs. Reports flooded in detailing system crashes accompanied by the dreaded Blue Screen of Death (BSOD), a nightmare scenario for any Windows user. The catalyst for this chaos appears to be tied to incompatibilities between this Windows update and certain WD SSD models, notably the WD Black SN770 and SN580.

A retro computer with a glowing blue screen is entwined by vibrant, flowing neon ribbons.
A Technical Breakdown of the Issue​

The core problem revolves around the implementation of the Host Memory Buffer (HMB) feature, a technology designed to leverage an SSD's DRAM to enhance caching and speed up data operations. In theory, this should result in a more responsive computing experience. However, the Windows 11 24H2 update erroneously allocates up to 200MB of cache memory for HMB—far exceeding the typical 64MB provision that WD SSDs are designed to handle.
This abnormal allocation is what seems to be causing the system disruptions, as users encountered error messages indicating controller errors related to their SSDs, such as "stornvme" and "The driver detected a controller error on -Device-RaidPort1 or 2." It's not just a minor glitch; this discrepancy is leading to widespread instability where users find their systems crashing unexpectedly.

User Options: Immediate Remedies​

For those grappling with this predicament, there are two primary courses of action to mitigate the issue:
  • Rollback to Previous Windows Version: Users can revert their systems back to a prior stable version of Windows which does not exhibit this problem. This is often the quickest fix but involves the risk of losing newer features introduced in the update.
  • Limit HMB Memory Usage: As a more technical solution, users can utilize the Registry Editor to manually adjust HMB memory allocation. This involves setting the HMB memory back to 64MB, which aligns with the SSDs’ designed capacity. Here’s how to do it:
  • Type regedit in the Windows Search bar and press Enter.
  • Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\storahci\Parameters\Device.
  • Find the HMB allocation entry and set it to 64MB.
  • Restart your computer.
By making this adjustment, users may be able to retain the recent Windows update while avoiding unanticipated crashes.

Western Digital's Response​

Western Digital has acknowledged the issue within their user forums and has been actively engaging in discussions regarding a potential fix. However, as of now, no official resolution has been rolled out. In scenarios like this, communication from manufacturers is vital to maintaining customer trust and satisfaction.

The Broader Implication​

This incident serves as a stark reminder of the importance of compatibility testing, especially when dealing with significant software updates. Users should always maintain backups and remain aware of the hardware specifications and limitations of their systems. Additionally, it underscores the critical role that manufacturers like WD play in ensuring that their hardware integrates seamlessly with evolving software ecosystems.
Key Takeaway: Windows 11 users with WD SSDs need to act quickly to address the issues stemming from the 24H2 update, whether rolling back their systems or tweaking Registry settings to restore stability.
As the situation develops, we recommend keeping an eye on official channels for updates from Microsoft and Western Digital for any upcoming fixes that may provide a permanent resolution to this unfortunate predicament.
This chaos not only disrupts individual users but also paints a larger picture of the complexities involved in maintaining software and hardware compatibility in fast-evolving tech environments.
Source: Times Now Windows 11 Update Sparks Chaos: WD SSDs Trigger Widespread Crashes and Blue Screen of Death
 

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It's a familiar refrain echoing through the halls of Windows Forum: yet another day, another bug in the latest Windows 11 update. The recent 24H2 rollout has triggered a series of frustrating issues, including crashes culminating in the dreaded Blue Screen of Death (BSOD), particularly impacting users with certain Western Digital (WD) SSDs. Here’s what you need to know about this troubling situation, the underlying technology involved, and the possible pathways to solutions.

A glowing blue circuit board pattern forms the shape of a cross on a dark background.
The Nitty-Gritty Details​

As users gobbled up the latest features of the Windows 11 24H2 update, many owners of Western Digital's SN770 and SN580 SSDs found themselves in a digital whirlpool of frustration. Just over a week ago, reports began to trickle in about sudden crashes that seemed to correlate directly with the installation of the updates. Those afflicted experienced BSODs, a chilling hallmark of critical errors inside the Windows ecosystem.
The crux of the issue lies in how these specific SSDs handle data. Being DRAM-less, these drives utilize a feature called Host Memory Buffer (HMB), relying on your PC’s main memory instead of their own dedicated RAM. This design is commonplace in budget drives aimed at reducing costs but can lead to inefficiencies in handling data. Under normal conditions, these SSDs request around 64 MB of HMB to store transient information. However, after the 24H2 update, they suddenly began asking for up to 200 MB, overwhelming the system. The unintended result? A hard crash – hence the BSOD.

User Woes and Community Responses​

Reports flooded in on various forums, illustrating the widespread impact. One user recounted in exasperation, "After installing Windows 11 24H2, I got this in the event viewer: The driver detected a controller error on \Device\RaidPort1." Others echoed these frustrations, highlighting the error repeating itself after multiple device restarts.
A bright glimmer, however, emerged from the chaos as a workaround surfaced within the community. Users have found success by making registry modifications, effectively taming the HMB requirement, at least temporarily while they wait for an official fix. This DIY approach is not uncommon in tech circles; when the large bureaucratic ships of companies like Microsoft and WD take too long to respond, users often become resourceful.

Why Does This Matter?​

Understanding the implications of using DRAM-less SSDs is crucial for users navigating this tumultuous landscape. While they're often more affordable and energy-efficient, the trade-offs can be significant, especially in high-demand environments or after system-level updates. The reliance on HMB, while a clever strategy to save costs, creates hidden latency issues and potential for critical failures when additional memory demands are placed on the SSD.

Crash Course in SSD Technology:​

  • DRAM-less vs. DRAM SSDs: DRAM SSDs store their metadata in dedicated memory, allowing for faster access and better performance. Comparatively, DRAM-less SSDs tap into the system's RAM which can lead to slower speeds and more complications, particularly when firmware or operating system behaviors change.
  • Host Memory Buffer (HMB): This NVMe feature allows SSDs to use the system’s RAM for metadata storage, but its improper handling may lead to performance inconsistencies and, in this situation, BSOD instances.

The Bigger Picture​

The anxiety stemming from the Windows 11 24H2 update resembles echoes of past updates, like the infamous Windows 10 April 2021 KB5001330, which caused myriad crashes and performance issues. Although the 24H2 troubles appear less catastrophic, they still contribute to a growing narrative of user dissatisfaction surrounding software updates.
With Microsoft and Western Digital both acknowledging the situation, hope remains that they will provide effective patches soon to remediate the glitches that have emerged.

Conclusion: Is It Time to Roll Back?​

For those experiencing relentless crashes, rolling back to a previous version can be a tempting option. But this isn't always the ideal fix, as every version comes with its own bugs and vulnerabilities. The discussion continues in user forums, with advice ranging from tentative registry adjustments to waiting for future patches.
So, what’s next for Windows 11 users? Are we perpetually at the mercy of updates that provoke more issues than they resolve? The dialogue is far from over, and it’s one that may yet see new resolutions—if only users can hang on a bit longer without crashing.
In the spirit of community and troubleshooting, share your experiences, potential fixes, and thoughts on how to navigate the unpredictable waters of Windows updates. After all, every new glitch is just another story waiting to unfold.
Source: TechRadar Another day, another huge Windows 11 24H2 update bug, this time triggering the dreaded Blue Screen of Death
 

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If you're a user of Western Digital's SSDs, specifically the SN570 or SN770, you might want to hit the brakes on installing the latest Windows 11 24H2 update. Word has spread among the user community that upgrading your system could lead to some serious hiccups—including dreaded blue screen of death (BSOD) crashes. Let's dive into what’s brewing and how it might impact our computing adventures.

A laptop screen displays a blue error or crash screen with system debug text.
The Trouble Begins: BSODs and Crashes​

Reports began surfacing in early October, with users revealing that their PCs have been crashing with messages like "Critical Process Died" popping up during usage. The issue seems to point towards the SSD controller or NVMe driver, as cited in Windows Event Viewer logs. The community has been buzzing, with users attributing these failures to the use of the Host Memory Buffer (HMB) feature—a function implicated in this unsettling scenario.

What Is HMB, Anyway?​

For the uninitiated, Host Memory Buffer (HMB) is utilized by modern M.2 SSDs that lack their own DRAM caches. Typically, these SSDs tap into your system’s main memory to manage their mapping tables—the bridge between where files are stored on the SSD and how the operating system accesses them. It's akin to a librarian who uses her memory to recall where books are shelved, even though she doesn't have a catalog on hand.
Up until this latest Windows update, Windows had a cozy limit of 64 MB reserved for this allocation. However, the 24H2 update has kicked things up a notch, setting a new minimum of either 1 GB or 1/64th of the installed RAM, which unfortunately caused frazzled nerves among many WD users.

Whose SSDs Are Hit Hardest?​

Specifically, the WD Blue SN580 (PCIe 3.0) and WD Black SN770 (PCIe 4.0) have registered the most issues related to the 24H2 update. While some hopeful users believed the problems may not extend to the DRAM-less SN570, the principle of caution has everyone on red alert. The hiccups seem to occur with these DRAM-less SSDs, especially when the system attempts to assign more than 64 MB to the HMB; this could all suggest a firmware-related problem on WD's part.

So, What’s Being Done?​

In light of the chaos, it seems Microsoft and Western Digital are huddling around the drawing board, working on a potential workaround. For now, Microsoft is reportedly suspending the automatic distribution of the 24H2 update for users with affected WD SSDs, which means no one should be nudging their systems to update using the Media Creation Tool or through fresh installations.

What About Those Already Affected?​

If you've bravely ventured into the 24H2 update already and are being tormented by crashes, a temporary workaround exists. You can make registry edits to either entirely turn off the HMB feature or limit its buffer to 64 MB. While this action should curb the crashes, fair warning: disabling HMB could lead to noticeable dips in performance, as the SSD would lose some of its efficiency in accessing data.
There are scripts available on GitHub that can help ease this process, but remember—you’re tinkering with the registry at your own risk!

The Bigger Picture: Impact on Users and the Industry​

This situation underscores the fragility of updating core system components (like SSD firmware) alongside operating systems that rely heavily on performance optimizations. The pressing question remains: how does this hiccup affect user trust in both Microsoft and Western Digital? Such vulnerabilities—especially from a tech giant like Microsoft—might lead to memories of former fiascos, further embedding a wariness among tech enthusiasts and everyday users alike.
The world of SSD technology continues to evolve rapidly, and as these drives gain intelligence and functionality, keeping an eye on the interplay between hardware capabilities and software demands will be crucial. For now, it’s best to stay informed and cautious if you're wielding a WD SSD during this turbulent update cycle.
Keep an eye on this space as new developments unfold in the relationship between Windows 11 updates and SSD performance, and as always, engage with your fellow Windows users in discussions about your experiences on the forum!
Source: heise online Windows 11 24H2: PCs with certain WD SSDs crash
 

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Microsoft's recently released Windows 11 24H2 update is making waves—not the good kind. Users, especially those with Western Digital (WD) solid-state drives (SSDs), are facing significant issues, including dreaded Blue Screen of Death (BSOD) crashes that halt systems in their tracks.

A computer screen displaying a blue error or system crash message in a dark room.
The Grievous Symptoms​

Reports point to BSOD messages, with many users experiencing the cryptic "critical process has died" error after installing the new update. This comes closely on the heels of other complications tied to the 24H2 version, such as problematic installations that crank out an unmanageable 8.63GB cache file—it's as if Microsoft decided to play Santa with our storage space, stuffing it with unwanted bloat.
The affected drives include the WD Black SN770 and WD Blue SN580 models, which employ a technology known as Host Memory Buffer (HMB). This clever little feature essentially allows SSDs to utilize portions of the system's RAM for caching, improving performance but adding a layer of complexity that Windows 11 24H2 seems to struggle with.

The Underlying Cause​

Historically, earlier versions of Windows 11 limited HMB allocation to a mere 64MB, but the latest update raises this limit to the SSDs' requested 200MB. This generous allocation, however, is where the flaw lies. Instead of boosting efficiency, it appears to disrupt normal operations, leading to the aforementioned BSOD errors and possibly corrupting data further down the line.
Some users reported that even after clean installations of Windows, the issues persisted, which is akin to taking your car to a mechanic only for it to break down right outside his garage.

Microsoft’s Response and Temporary Fixes​

While the tech giant hasn’t publicly owned up to these issues in a significant way, whispers in the tech community suggest they are indeed aware of the problem and are actively investigating it. There are even rumors regarding a potential pause in the 24H2 update rollout for devices equipped with these problematic configurations.
For those caught in the crossfire, there is a temporary fix. Users can modify the Windows Registry to disable HMB altogether, but be forewarned: this could lead to reduced SSD performance, somewhat similar to removing the turbocharger from your sports car. The safest fallback option, if you can bear the hassle, is to revert to Windows 11 23H2.

Western Digital’s Stand​

In an unexpected twist, Western Digital is already on the ball, rolling out firmware updates aimed at addressing the issues on their drives. It’s advisable for users to check for those updates—think of it as doctor’s advice to get a flu shot before winter.

Final Thoughts​

For Windows users, especially those relying on WD SSDs, it might be wise to tread carefully around the 24H2 update for the time being. The combination of a new operating system update and high-stakes storage tech like SSDs can occasionally create perfect storm scenarios—this is undoubtedly one of them. Keeping drivers updated and, if necessary, rolling back to a more stable version could save you from a digital nightmare.
In the fast-evolving landscape of tech, it’s crucial to stay informed and proactive. Have you encountered BSODs with your SSD post-update? Feel free to share your experiences and any tips in the comments below.
Source: ExtremeTech New Day, New Windows 11 24H2 Issue: BSODs With Certain SSDs
 

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In a surprising twist that reminds us of the age-old saying, "If it ain't broke, don't fix it," Microsoft has halted the deployment of the Windows 11 24H2 update for select users. The culprit? A barrage of Blue Screen of Death (BSOD) reports from users equipped with specific Western Digital (WD) and SanDisk SSD models. Less than two weeks into its launch, this rollout has encountered quite the hiccup.

A sleek desktop PC setup with a monitor displaying system info against a cityscape.
A Quick Overview: The Drama Unfolds​

The Windows 11 24H2 update was eagerly anticipated, as it promised a flurry of new features and enhancements. However, it seems that the joy has been overshadowed by technical troubles. Users with specific SSD models reported experiencing BSODs soon after updating. This isn't just a few disgruntled users venting; Microsoft has officially confirmed that certain systems will be blocked from receiving this update until corrective measures have been taken.

BSOD Breakdown​

Reports indicate that the issues arise primarily when these SSDs require a larger host memory buffer—up to 200MB. In contrast, the previous version, Windows 11 23H2, handled these needs with only 64GB. The shift in memory allocation in the 24H2 update led to the dreaded “Critical Process Died” BSOD—an error that is not only irritating but can leave users feeling trapped in a tech nightmare.

Mitigating the Situation​

Fortunately, there is a workaround. Upgrading the firmware for affected SSDs will address the BSOD issue. Sandisk and WD have released updated firmware to tackle these kernel-level shenanigans. Users are advised to download the Western Digital Dashboard tool to facilitate the firmware flashing process. However, a word of caution: Back up your data before proceeding, as flashing firmware can sometimes lead to data loss.

Recognized Models Facing Issues​

Users should note that the following SSDs from WD and SanDisk are officially recognized as experiencing these BSOD issues:
  • WD_BLACK SN770 NVMe SSD 2TB
  • WD_BLACK SN770M NVMe SSD 2TB
  • WD Blue SN580 NVMe SSD 2TB
  • WD Blue SN5000 NVMe SSD 2TB
  • SanDisk Extreme M.2 NVMe SSD 2TB

So Who's to Blame?​

The source of this dilemma isn't crystal clear. One can argue that either the device manufacturers or Microsoft dropped the ball here. It's worth mentioning that Windows 11 24H2 had been in the Insider program for over a year, yet new firmware updates for these well-known SSDs were still missing. This teeter-tottering between responsibility adds a layer of intrigue to the ongoing saga.

Other Possible Fixes​

For those who might be grappling with other SSD brands and encountering similar BSODs, there’s a registry hack available to disable Host Memory Buffer (HMB) allocation. This can be a temporary lifeline until a more permanent fix is applied.

Conclusion: The Waiting Game Continues​

The excitement surrounding Windows 11 24H2 may soon be overshadowed by the seven existing bugs that have been reported since its release, many of which seem tied to firmware issues that can be resolved once the respective manufacturers roll out their updated drivers. We recommend that users hold off on installing the 24H2 update until these issues are sorted to avoid unnecessary headaches.
Navigating these occasional bumpiness in the tech realm can be frustrating, but it is always best to err on the side of caution. This latest development serves as a reminder that in the world of software updates, patience is often rewarded. As always, stay tuned for the latest fixes and updates—you wouldn't want to be the last to know!
If you’ve encountered the BSOD issue or successfully navigated the update process, share your experiences in the comments below! We're all ears!
Source: Windows Latest After BSOD, Microsoft pulls Windows 11 24H2 for some PCs with SSD (WD, Sandisk)
 

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