Microsoft Windows 11 Update KB5037771 Issues and Bugs

TapTechNews on May 20, Microsoft pushed the KB5037771 cumulative update to Windows 11 stable version users in this month's Patch Tuesday event. After 22H2 users install it, the version number rises to Build 22621.3593, and 23H2 users rise to Build 22631.3593.

According to the report of the tech media WindowsLatest, most users have stably installed KB5037771, but still a small number of users cannot upgrade normally or encounter some problems after upgrading. Based on the media report, TapTechNews summarizes the relevant BUGs as follows:

Virtual Private Network still not fully repaired

Microsoft released an update on April 9, stating that the problem of failed Virtual Private Network connection was repaired. However, user reports on Reddit and FeedbackHub show that Windows 11 KB5037771 still causes problems with VPN.

The explorer.exe crash problem still not repaired

Some users feedback that after installing this update, they still encounter the problem of explorer.exe crashing when restarting the system. This problem does not damage any functions in Windows and can be traced back to February this year, but it has not been repaired yet.

Installation stuck at 70%

One of the most reported problems is that the Windows 11 May 2024 Update process stays at 70% for a long time. Then, after restarting, the update may stay at 0%.

Error 0x800f0991

Users successfully downloaded the update, and when trying to install updates KB5037771 and KB5036980 (.NETFramework), they may encounter the error code 0x800f0991.

Start and Windows search functions fail

In some cases, the Start menu will completely stop responding. When starting to type in the search bar, the search panel may also close immediately. Or you may see a black/black search results page.