The 'Undoing Changes Made to your computer' screen can cause a boot loop issue on Windows 11.To troubleshoot, boot into Safe Mode by interrupting the boot process and accessing Advanced Options.Uninstalling recent updates from the recovery menu can help resolve the issue.Running Windows Update troubleshooter after booting into Safe Mode is recommended.Renaming the SoftwareDistribution folder and fixing corrupted system files are crucial steps.Uninstalling recently installed updates and using System Restore can also help in fixing the problem.Executing commands in Command Prompt like sfc /scannow and DISM /Online /Cleanup-Image /RestoreHealth can address system file issues.Utilizing the check disk utility is advised to rule out bad sectors in the HDD.Following these steps can help in resolving the 'Undoing Changes Made to Your Computer' error in Windows 11.For further assistance, consider seeking help on the Microsoft Forum if the issue persists.