Forum Discussion
Dism error 1638 - OSUninstallWindow
Hi Guys, I hope you are all well. I recently updated ~30 machines from Windows 10 22H2 to Windows 11 24H2 (april build). I tried to extend rollback time to 30 days but I received following error: ...
I ran into similar issues when trying to tweak the rollback period after a big upgrade. The system sometimes just won’t let you change it anymore. At that point, I’ve found that the best workaround is to plan your rollback window before updating or rely on system backups instead.