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

Microsoft is investigating reports that some Windows 11 devices are failing to boot with "UNMOUNTABLE_BOOT_VOLUME" errors after installing the026 Patch Tuesday security updates.

After the first update stopped PCs from shutting down or going to sleep, the latest one halts the boot-up process. Microsoft says it's investigating the problem.

For some reason lately my computer has been having very much trouble when booting up after sitting off for a couple hours. Once the computer is up and running, everything is perfectly fine, but ...

The residual charge in capacitors can cause boot issues with computers sometimes. You can drain this residual charge by performing the hard reset. The steps to do this are as follows: Turn off your ...

If your Windows 11/10 computer won’t boot with a second hard drive plugged in, then first make sure the drive is working properly and there are no issues with it. Having done that, try these ...

This comprehensive guide will help you diagnose and fix common motherboard problems that can cripple your computer’s performance. Your motherboard serves as the central hub connecting all hardware ...

Troubleshooting a problem computer requires patience, know-how, and a lot of trial and error. Booting your PC in a clean configuration can help automate the process ...