By Hash Techs 
The recent security update KB5058411 for Windows 11 from Microsoft has caused problems for many users, with reports of installation issues and bugs in the File Explorer surfacing on forums and social media. Microsoft has not yet addressed these issues.
Mandatory update with numerous mistakes.
KB5058411, a crucial and obligatory update, is encountering installation issues on numerous computers with various error codes such as 0x800f0991, 0x80070002, 0x800f081f, 0x80070306, and the enigmatic 0xc0290122. Moreover, many of these error messages lack specific details, making troubleshooting challenging.
The system sometimes downloads files successfully, but has trouble locating them during installation. In other cases, the installer may unexpectedly freeze, even on computers with up-to-date software.
File Explorer has ceased functioning.
After successfully installing the update, you might face a more aggravating issue where File Explorer becomes unresponsive. The toolbar buttons are inactive, mouse clicks are ignored, and in severe instances, the program crashes and restarts on its own.
Some individuals also mention that the Start menu vanishes, icons disappear, and the keyboard ceases to function. This occurs because these components are linked to the exploiter process. exe, which appears to have been compromised due to the update.
Free typefaces and illegible writing
Blurred text appears in Chinese, Japanese, and Korean languages on browsers such as Google Chrome and Microsoft Edge after installation. Microsoft suggested temporarily resolving this issue by increasing the screen zoom to 125% or 150%.
Travations and system crashes
Some computers experienced additional issues, such as severe freezes and the infamous blue screen of death, requiring users to remove the update as the only solution.
BitLocker and the mode used for recovery
Some users have experienced an issue with BitLocker, Microsoft’s encryption system, where they are unable to progress past the system recovery screen following an update. Although the company states that this problem is exclusive to Windows 10, users of Windows 11 have also reported similar occurrences.
What should be done in case the update is unsuccessful?
If you encounter issues with KB5058411, here are some solutions:
- Manually install by downloading the .msu file from the Microsoft Update Catalog and running the installation on your computer.
- Update your system “in-loc” by downloading the Media Creation Tool from the official Microsoft website, choosing to retain files and applications, and allowing it to reinstall the system files.
- Microsoft is expected to launch an optional solution towards the end of May 2025. If you can wait, this may be the easiest way out.
- Uninstall the update by navigating to Settings > Windows Update > Update History > Uninstall updates and delete the KB5058411 package.
Try installing manually by downloading the .msu file from the Microsoft Update Catalog and executing the installation on your computer.
Update “in-loc” by downloading the Media Creation Tool from the Microsoft site, choosing to keep files and apps, and allowing it to reinstall system files.
Microsoft is expected to release an optional update by the end of May 2025, so it might be best to wait for that if you’re not in a rush.
Navigate to Settings, Windows Update, Update History, and uninstall the KB5058411 package to remove the update.
While Microsoft is investigating and working on resolving the issues, it is advisable to monitor upcoming updates and ideally wait for fixes before upgrading.
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