Windows 11 January 2026 updates may cause boot failures on some PCs. Microsoft is investigating issues linked to KB5074109.

After the first update stopped PCs from shutting down or going to sleep, the latest one halts the boot-up process. Microsoft ...

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 ...

Windows 11 runs into another disastrous bug with its latest update — Microsoft admits an 'issue in which devices are failing ...

Several users have corroborated earlier reports of issues with booting from the TechTool Deluxe CD for Intel-based Macs, provided as part of AppleCare. The TechTool Deluxe CD is provided as a ...

Microsoft is aware of an alleged issue that leaves PCs unable to boot and requires manual recovery after Windows 11 January ...

Are you facing an issue where your Windows PC won’t boot unless you remove and put RAM back in? If you have to reseat the RAM to boot your computer every time, the solutions provided in this article ...

If after changing the CMOS battery your computer won’t boot, this article will help you fix the problem. CMOS battery provides continuous power to the BIOS chip. BIOS chip stores all the BIOS settings ...