Microsoft released Windows 10 update KB4556799 for versions 1903 and 1909 as the Patch Tuesday update on May 12. You can read more about the update and the fixes and improvements it brings by clicking here.

Now, the update is failing to install for many users who are facing errors while trying to install KB4556799 on their PCs. One of the users reported about getting error 0x800f0984 on trying to install this update.

0x800f0984, KB4556799
Hello .

An error occurred while updating. He writes: “There were problems installing some updates, but we will try again later. Updates for Windows 10 Version 1909 for x64-based systems, 2020 05 (KB4556799) – error 0x800f0984”

This is an update for OS Builds 18362.836 and 18363.836, I have build 18363.778.

How to solve this problem so that it does not try to install this update?

Another user reported that he is getting error 0x800f081f after trying to install the update KB4556799 and the update fails to install.

KB4556799 update fails on me with error 0x800f081f
I tried to update (KB4556799) 5 times: same result, error 0x800f081f.

What is going on?



Users have also reported getting errors 0x800f0986 and 0x800f0988 after trying to install the update KB4556799 and the update fails to install.

Error 0x800f0986
I am getting error 0x800f0986 in updating the latest cumulative update KB4556799

2020-05 Cumulative Update for Windows 10 Version 1909 for x64-based Systems (KB4556799) – Error 0x800f0988
Windows not updating properly has gotten to the point where it would occasionally crash if I was playing a game. I don’t know how common this problem is right now but it’s just refusing to update no matter what.

If you check in Microsoft’s official answers community you will find reports of users facing even more error codes like 0x80070002 and 0x80073701 and not able to install.

Microsoft has not mentioned any installation failure in the known issues of update KB4556799. If more people report installation failure issues it won’t be a surprise keeping in mind how botched these security updates have been on a regular basis.