We've got another significant Windows 11 bug to report, which seems to be mostly impacting Samsung laptops.

Microsoft has confirmed a Windows 11 bug that can block access to the system drive after installing the February 2026 Patch ...

Samsung PCs are no longer able to access the C: drive and all apps are crashing, and it's the perfect example of OEM bloat ...

Microsoft confirms Samsung Galaxy Connect app triggered the Windows 11 C: drive access issue on several Galaxy Book and ...

Microsoft has confirmed a Windows 11 bug that can block access to the C: drive on some PCs after a recent security update. The issue appears to affect Samsung laptops most severely, leaving users ...

Windows 11 KB5079473 (March 2026 Patch Tuesday) is not causing Blue Screen of Death (BSOD), reboot loops, or any major issues ...

There is a custom fix, but it's probably best to wait.

Windows 11 February updates are breaking Samsung Galaxy Book 4 laptops, blocking access to the C:\ drive and preventing apps from launching. Microsoft warns against risky workarounds while ...

Microsoft is investigating a new issue affecting some Samsung laptops running Windows 11 after installing the February 2026 security updates, in which users lose access to their C:\ drive and are ...