access denied

Microsoft and Samsung are jointly investigating a crippling Windows 11 problem that has left some users unable to access their C: system volume after recent cumulative updates, producing the alarming message “C:\ is not accessible — Access denied” and blocking everyday apps such as Outlook...

Microsoft and Samsung are now at the center of a high‑impact Windows servicing incident after a growing cluster of Samsung Galaxy Book and desktop systems began reporting a startling failure: the system drive suddenly becomes inaccessible and File Explorer shows the error “C:\ is not accessible...

Hi all, last saturday I updated my Windows 11 Home through windows Update and the next day my PC is not able to resolve DNS but can ping outside my LAN (I can also access my local NAS via browser but can't map external drives). I noticed that my DNS Client and Windows Firewall services are...

After more than half a decade of sudden, retina‑searing white popups in an otherwise dark desktop, Windows 11 is finally showing measurable progress toward a coherent system‑wide dark theme — and that progress is arriving in preview builds right now. Background: why this finally matters For many...

Microsoft has quietly started theming Windows 11’s long-neglected legacy file-operation dialogs to respect Dark Mode, turning the previously blinding white copy/move/progress and error pop-ups into a darker, less jarring experience for users running the system theme set to Dark. Background For...

Here’s a summary of CVE-2025-49665 based on your description and the official Microsoft source: CVE-2025-49665: Workspace Broker Elevation of Privilege Vulnerability Type of Bug: Race Condition (Concurrent execution using shared resources with improper synchronization) Component: Workspace...

CVE-2025-26637 is a security vulnerability identified in Windows BitLocker, a full-disk encryption feature designed to protect data on Windows devices. This vulnerability allows an unauthorized attacker to bypass BitLocker's security mechanisms through a physical attack, potentially granting...

The rapid evolution of cyber threats continues to challenge organizations worldwide, with government agencies and private enterprises scrambling to keep pace. In a recent update, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) underscored just how urgent this cyber landscape has...

As the only user of my pc why are several of my folders and programs not accessible to me?

The Cybersecurity and Infrastructure Security Agency (CISA) recently issued an Industrial Control Systems (ICS) Advisory, designated ICSA-25-126-03, highlighting critical vulnerabilities in certain industrial control systems. These vulnerabilities pose significant risks to the security and...

Is your mouse pointer waltzing across the screen with the panache of a ghostly marionette, programs launching and closing as if your PC has developed a mind of its own? Or perhaps new user accounts have appeared mysteriously, and your once-pristine desktop now sports a lineup of unfamiliar...

Here’s a summary of the Windows 11 escalation vulnerability (CVE-2025-24076) as described: What Happened? A critical security flaw in Windows 11’s “Mobile devices” feature allowed attackers to go from a regular user account to full system administrator rights in about 300 milliseconds. How Did...

:razz:

I was sat at my desktop PC yesterday when I got an email 'Microsoft Account Security Code' . . (one of those emails where you've clicked on 'forgotten password' and it sends a random set of 6 numbers to the 'on file' email address). I hadn't done that and I have never used my Microsoft account...

Running CMD ad an admin so not sure why it is denied.

If you’ve recently flung open your Outlook app only to be greeted by the baffling error 0x80049dd3 and a hauntingly unhelpful "Access Denied" warning, you’re not alone. Users running Windows 10 and Windows 11 have witnessed their trusted Outlook desktop clients refusing to cooperate, leaving...

In a development that has left many users stranded in the digital wasteland of "Access Denied," Microsoft 365 has officially gone down, with widespread reports of issues plaguing its Outlook and Teams applications. Just moments ago, hundreds of users started flooding social media platforms with...

Overview The CVE-2024-30081 vulnerability reported in Microsoft’s Security Update Guide highlights a critical security flaw in the NTLM authentication protocol used by Windows. This vulnerability allows for potential spoofing attacks, making systems that rely on NTLM verification susceptible to...

Hi everyone, I’m looking for advice on securing our Storage Area Network (SAN) within a Windows environment to prevent unauthorized access and ensure data integrity. We’re using an iSCSI SAN with Windows Server 2019, and our primary concerns are: Access Control: Best practices for using Active...

In the world of Windows operating systems, users often encounter a myriad of issues, particularly when dealing with file management and system performance optimizations. One particularly frustrating issue is the "Access Denied" message when trying to access the Temp folder in Windows. The Temp...