Microsoft after rolling out Windows 11 (22H2) 2022 update, the company also released a mandatory cumulative update Windows 11 KB5017321. Unfortunately, the update fails to install this update and throws error code 0x800F0806.
Affected users reported that they’re tried installing Windows 11 KB5017321 update 4-5 times after performing reboots, clearing temporary files, and performing sfc scans. Unfortunately, bring no luck to them.
Fix – Windows 11 KB5017321 (22H2) fails with 0x800F0806
Microsoft is already aware of this error code and looking into this. In the meantime, there’re possible temporary solutions that you can use to fix the issue.
Head over to Microsoft Update Catalog and look for the KB5017321 update. You can click here, to directly download the .msu package.
Next, follow the on-screen instructions and then install the package.
Reboot your computer. And this should this the issue.
Alternatively, you can Repair Windows 11 using DISM from Command Prompt. Once the process completes, try to search for the update and install it. This time it should work.
I hope the solution mentioned in this blog post helps in fixing Windows 11 KB5017321 (22H2) fails with 0x800F0806. Let us know your opinion in the comments.