Windows Update Installation Fails for Some Windows 11 PCs

Microsoft's latest Windows update has hit a snag for some users, causing installation failures on Windows 11 PCs.

The issue arises when attempting to install this week's November Patch Tuesday update, which is designated KB5132061. Microsoft has acknowledged the problem and provided an explanation on its support page.

Some Windows 11 users who installed the November preview update released on October 28 may encounter a glitch when trying to install the actual November update, released on November 10. This can lead to repeated attempts at installation or error codes such as 0x80070306, 0x800f0989, or 0x800f0993.

Microsoft's own testing has confirmed the problem, with one of its Windows 11 virtual machines experiencing the installation failure after installing the preview update.

Microsoft has assured users that any affected PCs should receive repairs within a specified timeframe. To ensure timely repair, it's essential to have your PC connected to the internet and set up to receive updates via Windows Update. Navigate to Settings and select Windows Update to check for available updates.

If you find the November update, known as 2026-11 Security Update (KB5132061) (26300.9974), is available again, choose it to install and the process should proceed smoothly. This step may resolve any issues related to the installation failure.

Microsoft typically releases monthly Windows updates in two phases, with the first phase being an optional preview update. The November preview update was released on October 28, labeled KB5127936. This non-security update introduced feature changes, including a customizable right-click menu and Cloud rebuild option.

The support page for troubleshooting problems updating Windows offers additional guidance if you encounter any errors during the installation process.

If you're experiencing issues with installing the November Windows update on your PC, there are a few things to consider. The mandatory Patch Tuesday update, which includes both security patches and non-security changes, was released on November 10 as part of the KB5132061 update.

The preview updates, designed for IT administrators and software testers who want an early look at upcoming features, may contain bugs and aren't always fully tested before being made available through Windows Update. However, it's worth noting that these updates can be installed by anyone, regardless of their technical expertise or role.

In some cases, conflicts between the preview and Patch Tuesday updates can arise, as seen with the November KB5132061 update, which required Microsoft to resolve an incompatibility issue before proceeding with its rollout.