Windows 11 KB5074109 (January 2026 Update) is causing major issues on some PCs, and Microsoft has more details to share.

Is your PC not booting after updating BIOS? Some users have reported that they can’t boot their computers right after installing a BIOS update. While the issue is likely to occur due to a failed BIOS ...

I am working on a friend's father's old computer. It has an old install of Windows 95. He says that, after installing Adobe Acrobat Reader, it would no longer boot into Windows 95.<BR><BR>When I boot ...

Safe Mode is a lightweight version of the Windows operating system that you can use to troubleshoot the computer when the operating system fails to boot. However, if Safe Mode doesn't work, you must ...

Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors ...

When Windows won’t boot up, it can be a disturbing experience. But that moment passes quickly, and you must decide how to get past this (hopefully) temporary hiccup. Fortunately, there are plenty of ...

My issue is straight forward enough - when I try to use my second set of memory slots, the computer won't boot. At all. It'll power up and the fans will run, but it ...

If your GPU is not compatible with your motherboard, you will experience boot issues. If you have purchased the new GPU, check its compatibility with your motherboard. Probably, you have ordered the ...

The more you rely on your computer, the more catastrophic it seems when the machine won't work. When a computer fails to boot or simply will not power on, you may feel tempted to discard the computer ...

To fix a Windows PC that won't turn on, first try ruling out a faulty power supply or outlet. You can also try checking for beep codes, display issues, unusual BIOS settings, or troubleshoot the PC in ...

While this ability to install use multiple operating systems on Macs is convenient, in some instances problems with a non-Mac OS X system installation can prevent users from being able to boot back ...