update rollback

Microsoft released KB5077181 on Patch Tuesday (February 10, 2026), a cumulative security-and-quality rollup for Windows 11 that advances the 25H2 and 24H2 servicing lines to OS Builds 26200.7840 and 26100.7840 respectively and is available through Windows Update, Windows Update for Business...

Microsoft’s February cumulative for Windows 11, delivered as KB5077181, has left a significant number of users in the field facing crippling startup failures — endless restart loops, login-blocking SENS errors, and networking that shows “connected” but produces no internet — with community...

Microsoft’s February 2026 cumulative for Windows 11 — KB5077181 — has triggered a wave of severe post-update failures for a non-trivial set of devices, producing endless restart loops, broken logins caused by System Event Notification Service (SENS) failures, and cases where machines appear...

I got another notice of a new update and told it to go ahead, but after going through the process, it said something didn't go right. Don't worry, we are undoing the update. Then it went through the installation process, gave me the same message, and finally loaded Windows. I don't recall...

Microsoft released its January cumulative for Windows 11 (KB5074109) on January 13, 2026 — and within days a series of serious regressions began surfacing, from brief black screens on some Nvidia-equipped machines to full startup failures that print UNMOUNTABLE_BOOT_VOLUME (Stop Code 0xED) and...

Windows 11 updates that break a PC are maddening, but before you reach for a fresh install, there are three targeted, field‑tested fixes that resolve the vast majority of post‑update failures—and they’re exactly the steps recommended by troubleshooting guides and community responders who live...

If an update has left your Windows 11 PC in a reboot loop, missing features, or otherwise brittle, don’t reach for the reinstall media just yet—try these three targeted fixes first. In most real-world cases the problem is a single update, a driver, or a broken startup path, and working through...