KB5132061 Not Installing? Fix for 0x800f0989 and 0x800f0993 Errors
KB5132061 not installing on Windows 11? Microsoft confirms 0x800f0989, 0x800f0993 and 0x80070306 failures on PCs that took the October preview and is rolling out an automatic fix.
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If KB5132061 is not installing on your Windows 11 PC, or it keeps retrying with error 0x800f0989, 0x800f0993 or 0x80070306, you are seeing a known issue that Microsoft has confirmed. Microsoft is pushing an automatic repair through Windows Update, so most people only need to stay online and let it finish. Below is what the error means, who is affected and what you can safely check while you wait.
Quick summary
- Update: KB5132061, the November 2026 Windows 11 security update, released on 10 November 2026.
- Problem: on some PCs the install stalls, fails and retries with error 0x80070306, 0x800f0989 or 0x800f0993.
- Linked to: devices that installed the optional October preview update, KB5127936, according to Microsoft.
- Fix: an automatic repair through Windows Update, rolling out over 24–48 hours from 11 November 2026, 10am PT (11:30 PM IST).
- Your job: keep the PC online, do not pause updates, and contact Microsoft Support if it still fails after 48 hours.
What is KB5132061?
KB5132061 is Microsoft’s November 2026 Patch Tuesday cumulative update for Windows 11. It moves PCs to OS Build 26300.9974 (version 26H2), 26200.9974 (version 25H2) or 26100.9974 (version 24H2, which now gets this update only on Enterprise and Education editions). It carries the month’s security fixes, which we covered in our November 2026 Patch Tuesday guide, plus several reliability fixes.
According to Microsoft’s release notes, the update also:
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- fixes USB Audio 1.0 devices that showed error code 10 in Device Manager after a recent update;
- fixes error 87 when adding an Active Directory-published printer from Settings;
- fixes Remote Desktop connection failures caused by a certificate mismatch after the October preview;
- offers NTLM message signing by default for non-anonymous connections, to reduce NTLM relay risk;
- applies stricter PowerShell script-signing checks (scripts with invalid UTF-8 may need to be re-saved as UTF-8 with BOM and signed again).
Why KB5132061 is not installing: the known issue
Microsoft has added a known issue to the KB5132061 support page: some devices cannot finish installing the November 2026 security update. They may try again and again, or show error code 0x80070306, 0x800f0989 or 0x800f0993. Microsoft describes the number of affected devices as limited and ties the problem to PCs that installed the October 28, 2026 optional preview, KB5127936.
That preview was the update that brought November’s features early, and we explained how to install KB5127936 when it arrived. If you skipped that optional preview, Microsoft says you should not be affected by this specific failure.
| Your situation | Likely status | What to do |
|---|---|---|
| Never installed KB5127936 (October preview) | Not affected by this issue | Install KB5132061 normally from Windows Update |
| Installed KB5127936, KB5132061 shows 0x800f0989 / 0x800f0993 / 0x80070306 | Affected | Stay online; Microsoft’s repair runs automatically |
| Still failing 48 hours after 11 Nov, 10am PT | Repair has not reached the PC | Contact Microsoft Support (or your IT admin) |
| Update already installed (build ends in .9974) | Done | No action needed |
How Microsoft is fixing it
Microsoft is not asking home users to run commands or download anything by hand. A repair is delivered automatically to affected devices that are connected to the internet and get updates from Windows Update. Microsoft says devices should be repaired within 24 to 48 hours, starting 11 November 2026 at 10am Pacific Time, which is 11:30 PM IST on 11 November. Once a PC is repaired, Windows Update downloads and installs KB5132061 on its own.
In practice, that means most affected PCs in India should be sorted by late on 13 November 2026, provided they are switched on and online for part of that window.
What you can do while you wait
These safe checks help the automatic repair reach your PC. None of them change system files.
- Check your build: press Win + R, type
winverand press Enter. If the OS Build ends in .9974, KB5132061 is already installed. - Check update history: open Settings > Windows Update > Update history and see whether KB5132061 shows as failed, and whether KB5127936 is listed (meaning you installed the October preview).
- Stay connected: keep the PC on Wi-Fi or Ethernet and avoid metered connections for a few hours so Windows Update can fetch the repair.
- Do not pause updates: if updates are paused in Settings > Windows Update, select Resume updates.
- Restart and check again: after a restart, go to Settings > Windows Update and select Check for updates.
- After 48 hours: if it still fails, use Windows’ Get Help app or Microsoft Support, as Microsoft advises.
Avoid third-party “update fixer” tools and registry tweaks for this issue. Microsoft’s repair is designed to work through Windows Update, and forcing changes can make troubleshooting harder. For general Windows 11 problems, see our Windows 11 issues and fixes guide.
Advice for IT admins and offices
Microsoft says admins who still see failures after 48 hours should contact Microsoft Support. The issue is also tracked in Windows release health in the Microsoft 365 admin center. For a small office, the practical steps are simple: identify which PCs took the October preview, keep them online through the repair window, and confirm the build number afterwards. If you would rather not track Patch Tuesday problems yourself, a managed IT services partner can monitor update compliance across your devices.
One lesson for next time: optional preview updates are useful for testing new features, but production PCs that must stay stable are better off waiting for the Patch Tuesday release.
Frequently asked questions
Is it safe to keep using my PC while KB5132061 fails?
Yes, the PC keeps working, but it is missing November’s security fixes until the update installs. Keep it online so Microsoft’s repair and the update can install soon.
Should I uninstall KB5127936 to fix the error?
Microsoft has not asked users to uninstall KB5127936. Its guidance is to let the automatic repair run through Windows Update for 24–48 hours.
Which Windows 11 versions get KB5132061?
Windows 11 version 26H2 and 25H2 (all editions), and version 24H2 Enterprise and Education. The builds are 26300.9974, 26200.9974 and 26100.9974.
What if the update still fails after 48 hours?
Microsoft says to contact Microsoft Support or use Windows help if problems continue after 48 hours. Business users should go through their IT admin.
Bottom line
KB5132061 failing with 0x800f0989, 0x800f0993 or 0x80070306 is a confirmed, limited problem tied to the October preview update. Microsoft’s repair arrives on its own, so keep your PC online, do not pause updates, check that the build ends in .9974, and escalate only if it still fails after 48 hours.
Sources
- Microsoft Support: November 10, 2026—KB5132061 (OS Builds 26300.9974, 26200.9974 and 26100.9974)
- Microsoft Support: KB5127936 (October 28, 2026 preview)
- Microsoft Learn: Windows 11, version 25H2 known issues and notifications
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