Revolutionizing Windows 11 Updates: Understanding Hotpatching

Let’s set the stage. You’re in the middle of a productive day, probably knee-deep in spreadsheets or presenting a high-stakes deck, when Windows decides it’s time for an update. The dreaded reboot notification chimes in, and what happens next? A shutdown of your flow, your apps, and, well, your patience. But what if I told you that Microsoft now has a trick up its digital sleeve, designed to ease this pain for Windows 11 Enterprise users?
Enter Hotpatch Updates, a feature that could soon redefine how businesses (and IT admins) think about system updates. Let’s dive deep into what this means, how it works, and why you should care.

The Update Revolution: What Are Hotpatch Updates?​

Hotpatching isn’t new to Microsoft, as Windows Server has been quietly enjoying this perk for two years now. But bringing it to the masses—or more accurately, to the enterprises running Windows 11—feels like a breakthrough. With version 24H2 of Windows 11, this capability allows some security updates to install seamlessly, all without those disruptive reboots.
Microsoft’s David Callaghan explained it best: "Hotpatch updates provide a way to keep systems secure without negatively impacting user productivity." Instead of waiting for the quarterly cumulative updates (which drop in January, April, July, and October), these hotpatches slide in discreetly during the interim months to address critical security vulnerabilities.
Key Benefits:

• Reduces the typical 12 restarts per year for security updates down to just four.
• Helps enterprises bolster defenses against cyberattacks quickly and efficiently.
• Promotes continuous device uptime, benefiting end users and IT admins alike.

Think of hotpatching as the express lane for critical patches: it swoops in, fixes the urgent issues, and leaves without demanding a full system restart. For enterprises juggling mission-critical workloads, it’s akin to updating a car’s software while it’s being driven—minus the crash risk.

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How Does Hotpatching Actually Work?​

At its core, hotpatching allows changes to security modules (specific sections of code) within the operating system—kind of like surgically replacing defective parts without taking the entire machine offline. Let me give you an analogy: Picture it as updating a single plug in a power grid without needing to flick the main breaker off. The lights stay on!
Hotpatching takes advantage of Windows’ modular structure, where key system processes remain isolated. Here's the step-by-step magic:

• Selective Updates: Only the most vital security patches are included, reducing processing load.
• In-Memory Fixes: Changes are applied directly to the system's operational memory, bypassing the need to rewrite certain files at the disk level.
• Non-Disruptive Deployment: Updates don’t interfere with real-time processes. Think live surgery on the OS without shutting down major organs.

It’s worth noting that hotpatching only applies security updates. Big feature rollouts or functional changes? Those still require the regular cumulative update—and likely a reboot.

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What You Need to Use Hotpatching​

Before you start imagining a utopia of forever-on PCs, remember that hotpatching comes with a few strings attached. Microsoft has made it exclusive to Windows 11 Enterprise users, meaning this isn’t for the Windows 11 Home Edition crowd (sorry, casual users).
Here’s the checklist:

• Compatible Devices: Systems must run Windows 11 Enterprise, version 24H2, specifically Build 26100.2033 or later.
• Licensing Requirements: You’ll need a subscription like Microsoft 365 E3/E5, A3/A5, F3, or the Windows 365 Enterprise plan.
• Management Tools: Hotpatching integrates with Microsoft Intune, so IT admins can automate and control these updates at scale.

No love for Windows 10? Nope. Callaghan made it clear that this is a move to push enterprises toward upgrading: “Now is a great time to plan for and upgrade to Windows 11.”

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Why Hotpatching Matters in the Broader Cybersecurity Landscape​

The introduction of hotpatching isn’t just a quality-of-life improvement; it’s a strategic move in today’s escalating fight against cyber threats. Imagine a ransomware exploit making headlines on a Monday morning. With hotpatches, organizations won’t have to wait weeks—or even days—for a fix. They could patch exposed systems within hours, and without facing the wrath of employees frustrated by downtime.
In fact, this could represent a shift in how organizations view patch management as a part of their overall threat defense model. Here’s why:

• Faster Reaction Time: Cybercriminals move fast. Hotpatching allows organizations to adapt to zero-day threats quicker than ever.
• Reduced Operational Lag: Systems stay functional for end users, ensuring productivity metrics don’t take a hit.
• Comprehensive Coverage: Since hotpatch updates are incremental and lightweight, they are less likely to be skipped or deferred by busy IT teams.

Microsoft is clearly leveraging its heavy investment in cloud-connected devices and advanced management tools like Microsoft Intune, making this evolution feel inevitable.

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A Final Bit of Perspective: Where Do We Go From Here?​

Hotpatching could signal the beginning of a more modular approach to Windows updates in general. Imagine a future where not just security patches but also smaller feature upgrades or bug fixes could be handled “hot.” Could this minimize the need for monthly Patch Tuesday reboots? Perhaps. But for now, Microsoft’s modest goal—drastically reducing reboots for security updates—is a win worth celebrating.
For everyday users not in the enterprise loop, it’s yet another reminder that Windows Enterprise features often serve as the testing ground for innovations that could eventually trickle down to regular editions.
So what do you think? Are hotpatch updates the unsung IT heroes of this decade, or do you foresee hurdles in widespread adoption? Let me know in the comments below if you’ve encountered them firsthand or have questions about rolling them out in your enterprise!
Stay productive, stay secure, and as always—happy patching!

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Source: PCMag 'Hotpatch' Updates for Windows 11 Enterprise PCs Cut Down on Reboots

Microsoft's latest update method—hotpatching—is poised to transform the way enterprises manage Windows 11 updates. Designed with busy IT teams in mind, this new technique minimizes downtime and enhances security by applying patches almost immediately, without forcing a system restart. For organizations running Windows 11 Enterprise (version 24H2 on x64 AMD/Intel CPUs), this approach could represent a significant step forward in operational efficiency and cyber resilience.

A New Era of Seamless Updates​

For many organizations, scheduled maintenance windows and unexpected outages due to system restarts have long been a thorn in the side of IT administrators. Traditionally, each patch or update signaled potential downtime, forcing teams to carefully plan around reboot cycles and sometimes causing workflow disruptions. With hotpatching now available for Windows 11 Enterprise, Microsoft has introduced a mechanism that can reduce much of these interruptions.
Hotpatching empowers IT departments to deploy security updates quickly and efficiently. Once a hotpatch update is installed, the changes immediately take effect, meaning that vulnerable systems are protected without the need to take them offline for a restart. This continuous protection is especially crucial in today’s cybersecurity landscape, where the window between vulnerability disclosure and exploit can be incredibly short.

How Hotpatching Works in Windows 11 Enterprise​

Hotpatching is not a brand-new concept in the world of computing—it has its roots in environments where uptime is critical, such as server systems or mission-critical applications in industries like finance and telecommunications. However, bringing this technology to Windows 11 represents a significant innovation for the wider enterprise user base.

The Technical Workflow​

• Policy-Driven Deployment: IT administrators can initiate hotpatch updates by creating a hotpatch-enabled quality update policy within Windows Autopatch via the Microsoft Intune console. This centralized approach makes it easier to manage large fleets of devices.
• Quarterly Update Cycle: Devices under this new policy will receive hotpatch updates on a quarterly cycle, meaning that eight months out of each year, system updates can be applied without forcing a restart.
• Immediate Application: Once the update is pushed, the hotpatch takes immediate effect. This rapid application of security enhancements ensures that systems are safeguarded against critical vulnerabilities as soon as they are identified.
• Limited Scope for Restarts: While most security updates do not necessitate a restart, Microsoft has clarified that updates concerning operating system features, firmware, or certain applications may still trigger a restart within the quarter.

Through these mechanisms, hotpatching offers a blend of strong security postures with minimal operational disruption—a balance long sought after in enterprise IT management.

Key Benefits of Hotpatching​

Microsoft’s introduction of hotpatch updates brings several tangible benefits to organizations, particularly those with stringent uptime requirements and robust security policies.

Immediate Protection Against Cyber Threats​

One of the most compelling advantages is the immediate application of patches. In traditional update scenarios, a patch could be installed but not become active until after a restart, leaving a potential security gap. With hotpatching, the update is live the moment it is applied, significantly narrowing the vulnerability window against cyberattacks.

• Rapid deployment minimizes risks related to known vulnerabilities.
• Continuous protection is especially beneficial in environments with high-security demands.

Consistent Security Compliance​

Enterprises are accustomed to the routine security updates provided on patch Tuesday—the second Tuesday of every month—ensuring that all devices receive a standard level of protection. Hotpatching integrates with these conventional updates, delivering them in a manner that is both consistent and minimally intrusive.

• It harmonizes with existing patch management schedules while upgrading the speed of deployment.
• Organizations maintain compliance with internal and external security standards.

Minimizing User Disruptions and Improving Operational Efficiency​

Perhaps the most immediately noticeable benefit is the reduction in disruption to end users. The need to restart a machine disrupts productivity—interrupting workflows, closing open applications, and sometimes leading to unexpected system downtime during critical tasks.

• Hotpatching allows updates to install in the background, letting users continue their work uninterrupted.
• IT administrators can schedule the remaining necessary restarts outside of peak business hours, balancing update needs with operational continuity.

Enhanced Update Predictability​

The predictability offered by hotpatch cycles further aids IT planning and resource allocation. With a clear quarterly cycle and a policy-driven deployment, organizations can plan maintenance with greater precision, reducing the unpredictability often associated with sudden, mandatory restarts.

• IT teams can forecast the timing of updates and integrate them into business continuity plans.
• The regular schedule aligns with proactive security measures, ensuring guardrails remain in place against emerging threats.

Implementation and Setup​

Adopting hotpatching within a Windows 11 Enterprise environment is straightforward due to its integration with existing Microsoft management tools.

Using Windows Autopatch and Microsoft Intune​

• Windows Autopatch: This service streamlines the update process by automating the deployment of changes across the enterprise. By aligning hotpatch updates with the broader update cycle, Autopatch makes it easier to ensure that devices consistently receive the latest protections.
• Microsoft Intune: As a cloud-based management tool, Intune provides an intuitive interface for setting policies. IT administrators can easily create and manage a hotpatch-enabled quality update policy, ensuring that the designated devices receive the update without a restart until critically necessary.

Step-by-Step Implementation​

• Log in to the Microsoft Intune console.
• Navigate to the Windows Autopatch section.
• Create a new update policy and enable the hotpatch option.
• Assign the policy to Windows 11 Enterprise devices running version 24H2 on x64 (AMD/Intel) CPUs.
• Monitor device status and update deployment through the console dashboard.
• Plan any necessary reboots (for OS feature, firmware, or application updates) outside of critical business hours.

This streamlined setup not only saves IT time but also reduces the overhead associated with manual intervention during security updates.

Real-World Impact on IT Operations​

For many organizations, particularly large enterprises with hundreds or even thousands of endpoints, the conventional update process has historically been a source of both logistical challenges and potential security risks.

Case Study: Uptime and Maintenance​

Consider an organization where continuous uptime is mission-critical—such as a financial institution or a large-scale manufacturing plant. Previously, scheduling updates might have required significant planning to avoid disrupting business operations. With hotpatching:

• Security patches take effect immediately, meaning there’s no delay while awaiting a scheduled restart.
• Production lines or trading platforms can operate without the interruption of unscheduled downtimes.
• IT teams can focus on broader strategic initiatives instead of being bogged down by routine restart management.

The Role of Immediate Protection in Cybersecurity​

Cyberattacks evolve quickly. When a new vulnerability is found, the time lag before protection is applied can be a critical period. By using hotpatching, organizations can drastically reduce this gap, ensuring that every endpoint is immediately shielded from emerging threats.

• Faster patch application translates to a reduced risk of exploitation.
• Enhanced security posture improves overall organizational resilience against cyber threats.

Boosting Employee Productivity​

For employees, the implications are clear. The annoyance of an unexpected reboot and the corresponding delays in work can add up over time. With hotpatching, the need for such interruptions is minimized, which directly contributes to a smoother, more productive work environment.

• End users benefit from a seamless update experience.
• Reduced downtime means fewer disruptions during meetings, critical deadlines, or intense collaborative sessions.

Challenges and Considerations​

While hotpatching presents a host of benefits, it is not a panacea. There are critical nuances to consider:

Limited Scope of Applicability​

Hotpatch updates are currently available only for devices meeting specific criteria:

• Only for Windows 11 Enterprise users on version 24H2.
• Only applicable to systems using the x64 (AMD/Intel) architecture.

Organizations that run Windows Home, Pro, or devices with different CPU architectures will not have access to this update method. This means that while large enterprises may see significant benefits, smaller organizations or those with a diverse range of hardware might still need to rely on the traditional update process.

Partial Reduction of Restart Requirements​

Even in environments where hotpatching is deployed, not all updates will bypass the need for a restart. Certain updates—particularly those affecting core system features, firmware, or specific applications—will still require a reboot. This means that while the update process is significantly streamlined, some level of conventional maintenance remains unavoidable.

• IT teams must still plan for periodic restarts.
• Critical updates outside the security patching category may not benefit from the hotpatch approach.

Balancing Immediate Changes with Stability​

Rapidly applying patches without a restart can occasionally introduce stability risks if the system is not fully prepared for the changes. Microsoft has undoubtedly tested hotpatching extensively, but real-world deployment on diverse enterprise systems can sometimes reveal unexpected edge cases.

• Organizations should continue rigorous testing and monitoring of updates.
• A robust rollback plan remains essential in case an automated hotpatch produces unforeseen issues.

Expert Analysis and Industry Insights​

Leading industry experts note that this evolution in update technology could herald a broader shift in how operating system maintenance is managed across various platforms. By reducing the disruption caused by updates, Microsoft provides IT professionals with a tool that aligns with the growing demand for both agility and security.

A Strategic Move for Cyber Resilience​

Hotpatching is not just a feature upgrade—it is a strategic response to the evolving threat landscape. Immediate protection mitigates the risk of exploitation during the critical moments between patch release and application. In an era where cybersecurity threats are more aggressive and sophisticated, this rapid response capability is invaluable.

What Does This Mean for the Future?​

Rhetorical questions linger about whether other operating systems might adopt similar approaches. If hotpatching can significantly reduce downtime in Windows 11 Enterprise, will similar strategies emerge in Linux distributions or even future iterations of macOS? The answer could reshape enterprise IT management across the board.

• Hotpatching could set a precedent for continuous, non-disruptive updates in operating systems.
• Competitive dynamics may drive other vendors to innovate similarly, potentially leading to a new standard for system maintenance.

The Administrator's Perspective​

For IT administrators, every tool that reduces manual intervention is a welcome improvement. The integration with Windows Autopatch ensures that policies can be automated, freeing up precious time for more strategic tasks. As cybersecurity becomes increasingly complex, the ability to focus on higher-level issues rather than routine update logistics becomes an undeniable advantage.

Conclusion​

Microsoft’s introduction of hotpatching in Windows 11 Enterprise is a noteworthy advancement for organizations and IT professionals alike. By significantly reducing the need for restarts while ensuring immediate protection against security vulnerabilities, this feature promises to reduce downtime, improve operational efficiency, and bolster cybersecurity defenses—all without sacrificing the consistency of regular patch management cycles.
Key takeaways for organizations considering hotpatching:

• Immediate application of security updates minimizes vulnerability windows.
• A predictable quarterly update cycle streamlines IT maintenance planning.
• Integration with Windows Autopatch and Intune enables automated policy management.
• While highly beneficial, hotpatching is limited to specific devices and may not eliminate all restart requirements.

As enterprises evaluate the benefits of hotpatching, it is essential to weigh the advantages of reduced disruptions against the remaining need for occasional reboots for non-security-related updates. For many IT professionals, the prospect of fewer interruptions and faster updates is a welcome change—a vibrant step toward a future where productivity and security work hand in hand.
By embracing innovations like hotpatching, Microsoft is not only responding to the immediate frustrations of update-related downtime but also setting the stage for a new era in system maintenance that many in the industry hope will soon become the norm. With proactive security measures and a seamless update experience on the horizon, enterprises around the globe can look forward to a more secure, efficient, and productive computing environment.
This shift in update strategy exemplifies how technology can transform everyday processes, ensuring that businesses stay agile in the face of evolving cybersecurity challenges while maintaining the high standards of system performance and reliability that users expect.

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Source: BetaNews Microsoft makes time-saving hotpatching update method available to Windows 11 Enterprise users

Windows updates have long been a double-edged sword: essential for security yet notorious for interrupting our work with unplanned restarts. In a move that promises to change that narrative for enterprise users, Microsoft has introduced hotpatch updates for Windows 11 Enterprise. This new update mechanism is designed to apply critical security patches without forcing an immediate restart, reducing downtime and improving overall system responsiveness.

Understanding Hotpatch Updates​

Hotpatch updates mark a significant evolution in how Microsoft handles Windows updates. Traditionally, installing critical updates meant scheduling downtime or enduring the dreaded “restart required” notification during working hours. With the new hotpatch mechanism, eligible devices can receive updates in the background almost instantaneously.
Key factors defining hotpatch updates include:

• Immediate application of patches that do not interfere with ongoing work.
• Reduced disruption by eliminating forced restarts.
• Enhanced security, as updates can now be applied as soon as they are available, thereby minimizing the window of vulnerability.

By reshaping the update process, Microsoft is addressing a pain point for enterprises where every minute of downtime can translate into lost productivity.
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How Hotpatch Updates Work​

The mechanism behind hotpatching can be likened to a seamless band-aid for your system. Rather than shutting down processes or rebooting the device, hotpatch updates dynamically apply changes on-the-fly. Here’s a breakdown of the process:

• Eligibility Check:
  Only devices running Windows 11 Enterprise, version 24H2 for x64 (AMD/Intel) are eligible for hotpatch updates. Devices running older versions (such as Windows 10 or Windows 11 version 23H2 and lower) continue to receive traditional monthly security updates.
• Seamless Deployment:
  Once a device is enrolled in the hotpatch update policy, updates are delivered in a quarterly cycle that mirrors the ring deployment schedule used for standard updates. However, there’s a key difference — devices receiving hotpatch updates are assigned a distinct KB number and a unique OS version identifier, clearly differentiating them from those needing a restart-based update.
• Immediate Protection:
  Hotpatching minimizes the traditional delay between patch availability and application. By doing so, it reduces the risk window during which devices could be susceptible to cyber threats.

In essence, hotpatch updates allow businesses to maintain sharper cybersecurity defense without sacrificing system uptime or workforce productivity.
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Deployment via Windows Autopatch and Microsoft Intune​

For IT administrators, the transition to hotpatch updates is streamlined through familiar tools like Windows Autopatch and Microsoft Intune. The process is straightforward:

• Creating the Update Policy:
  Administrators must first create a hotpatch-enabled quality update policy within the Windows Autopatch settings available in the Microsoft Intune console. This policy serves as the blueprint for managing which devices will receive hotpatch updates.
• Automatic Enrollment:
  Once the hotpatch-enabled policy is activated, all eligible Windows 11 Enterprise devices enrolled in the policy are automatically updated in line with the quarterly deployment cycle. This auto-detection feature helps ensure that only devices capable of handling hotpatch updates are enrolled, reducing administrative overhead.
• Consistent Deployment Schedule:
  The deployment follows a ring schedule, meaning hotpatch updates roll out gradually, similar to standard updates. This mitigates the risk of widespread issues and allows IT teams to monitor and address potential hiccups in real time.

For enterprises, this approach translates to a predictable and managed update process that keeps security at the forefront without derailing business operations.
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Comparing Hotpatch and Standard Updates​

To better understand the benefits of hotpatch updates, consider the following side-by-side comparison:
This table underscores how hotpatch updates are engineered to serve environments where uptime is critical. The ability to deploy critical patches without halting productivity is especially valuable in the fast-paced enterprise landscape.

Benefits of Hotpatch Patching​

The introduction of hotpatch updates comes with several advantages for both IT administrators and end-users:

• Enhanced Security Posture:
  With cyberattacks growing in sophistication, the speed at which vulnerabilities are patched has become paramount. Hotpatching allows for immediate update application, significantly narrowing the window during which systems are exposed to threats.
• Reduced Downtime:
  By eliminating the need for a forced restart, enterprises can maintain continuous operations. This is particularly beneficial for mission-critical applications where even brief interruptions can have significant consequences.
• Improved Operational Efficiency:
  IT departments can now focus on strategic initiatives rather than managing frequent reboot schedules. With hotpatching, the update process becomes almost invisible to end-users, leading to a smoother, more efficient operational environment.
• Streamlined Update Management:
  The auto-detection mechanism within the Windows quality update policy minimizes manual intervention. IT administrators can rely on built-in tools to ensure that only eligible devices receive hotpatch updates, thereby reducing the risk of misconfigurations or update-related issues.

By addressing both security needs and operational challenges, hotpatch updates represent a well-rounded solution for modern enterprise environments.

Real-World Impact and Enterprise Feedback​

In the realm of enterprise IT, real-world feedback often provides the most compelling endorsement. Michael Meier, Senior System Administrator at Krones AG, summed up the innovation succinctly:
"Hotpatching has been a game-changer for keeping our devices secure without disrupting work. Initially, we didn’t realize how significant it was to have security updates take effect immediately—without waiting for a reboot. But now, we see the real advantage: security is applied instantly, reducing risk and improving efficiency."
This testimony highlights a key principle: in an enterprise setting, every minute of productivity counts. The ability to roll out updates without interrupting ongoing work can transform how organizations approach system maintenance and security management.
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Broader Implications for Enterprise IT and Cybersecurity​

The move towards hotpatch updates reflects a broader industry trend where minimizing downtime is as critical as enhancing security. Consider the following implications:

• Adapting to a 24/7 World:
  In today’s connected economy, many organizations operate around the clock. Downtime, even if brief, can have significant financial implications. Hotpatch updates cater to this need by enabling seamless operations.
• Evolving Cybersecurity Landscape:
  Cyber threats are evolving rapidly. Traditional update mechanisms, which often leave systems temporarily unprotected until a restart is scheduled, can no longer meet the demands of modern cybersecurity. Hotpatching, with its immediate application model, reduces the attack surface substantially.
• Enhanced User Experience:
  From a user perspective, nothing is more frustrating than an unexpected restart, especially during a critical task. Hotpatch updates eliminate such interruptions, leading to a smoother, more predictable user experience.
• Support for Hybrid Work Models:
  As remote and hybrid work models become the norm, ensuring that users receive timely security updates without impacting productivity is key. Hotpatch updates help maintain continuous protection regardless of where employees are located.

By embracing this innovative update technology, enterprises position themselves at the forefront of operational resilience and cybersecurity best practices.

Best Practices for Implementing Hotpatch Updates​

For organizations looking to harness the full potential of hotpatch updates, here are some actionable best practices:

• Assess Eligibility:
  Verify that your devices meet the requirements (Windows 11 Enterprise, version 24H2 for x64). Use auto-detection features within your update policy to simplify this process.
• Leverage Existing Tools:
  Utilize Microsoft Intune and Windows Autopatch to create and manage your hotpatch-enabled quality update policies. These tools can significantly reduce administrative overhead.
• Monitor Deployment:
  Although hotpatch updates promise minimal disruption, it is essential to monitor the deployment process. Set up alerts to track update rollouts and quickly address any anomalies or issues.
• Educate Users:
  Even though hotpatch updates occur behind the scenes, it is crucial to keep end-users informed about the new update mechanisms. Transparency builds trust and helps manage expectations regarding system performance.
• Plan for Transition:
  For organizations still running older versions of Windows, plan a transition strategy to upgrade to Windows 11 Enterprise version 24H2. This will allow your entire ecosystem to benefit from the hotpatch updates while ensuring uniform security standards.

Implementing these practices can pave the way for a smoother migration to this innovative update system, ultimately bolstering both security and efficiency.

Conclusion: Embracing Next-Gen Update Strategies​

Hotpatch updates signify a transformative shift in how Microsoft approaches system maintenance and security. By applying critical patches with little to no impact on user productivity, this technology offers a timely solution to one of the most persistent challenges in enterprise IT management. As modern work environments demand both robust cybersecurity and uninterrupted productivity, hotpatch updates provide an elegant answer to balancing these competing needs.
With immediate benefits such as enhanced security, reduced downtime, and streamlined update management, organizations have a compelling case for adopting this new update mechanism. Moreover, the integration with familiar tools like Windows Autopatch and Microsoft Intune ensures that the transition is as smooth as the hotpatch updates themselves.
In an era where every minute is precious and cyber threats are ever-present, can enterprises afford to ignore the advantages of hotpatching? The answer seems clear: embrace the change, optimize your update strategies, and keep your systems secure without sweating the small (or big) disruptions. As more organizations begin to roll out and refine their update policies, the industry could soon look back at forced restarts as relics of a less efficient era.
By staying informed about developments such as these, IT professionals and enterprise decision-makers are better equipped to navigate an increasingly complex digital landscape. Hotpatching isn’t just about faster updates—it’s about redefining resilience in an always-on, always-connected world.

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Source: WebProNews Hotpatch Updates Come To Windows, Reducing Downtime