Checklists for software errors, setup, and tool workflows.

1. Reproduce

2. Isolate

3. Apply

4. Verify

Latest checklists

You open OneDrive and see an error like “Your token has expired” or code 0x8004de40. This usually...

When restoring a backup using the Microsoft Store, you may encounter a 'permission denied' error....

You set up File History on Windows 10, but backups aren't running, or the drive isn't detected. T...

If Composer fails with an error like Allowed memory size of X bytes exhausted, your ...

You try to update Windows Defender or run a scan and get an error like "Permission denied"

Fix Microsoft Store App Version Mismatch Errors
You open a Microsoft Store app and get an error about a version mismatch, or the app won't start ...