This article describes the issue addressed by the Windows Update troubleshooter and the conditions that can cause it to run. For more information about troubleshooting, see Keep your device running smoothly with recommended troubleshooting.
What is the issue?
Some devices might fail to boot if Disk Cleanup runs after installing the Windows version 19041.21 update.
What does the troubleshooter do?
The troubleshooter temporarily disables the automatic running of Disk Cleanup until devices install the Windows version 19041.84 update.
When does the troubleshooter run?
This troubleshooter automatically runs twice. It runs for the first time on all devices on Windows version 19041.21. It then runs again after devices are upgraded to Windows version 19041.84. This troubleshooter cannot be run manually. Check recommended troubleshooting history to see if this troubleshooter has been run on your device by going to Start > Settings > Update & Security > Troubleshoot > View troubleshooting history.