Fix Invalid Windows Activation After Upgrade
After upgrading Windows—whether from an older version or a feature update—you might see an error ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listOneDrive Sign-In Stuck on 'Verifying'? Try These Fixes
If OneDrive hangs on the 'Verifying' screen when you try to sign in, it usually means the app can...
Fix Windows Security Blank Screen in Safe Mode
If you boot into Safe Mode and open Windows Security only to see a blank white or gray screen, yo...
Fix Windows Activation Auto Start Not Working After Update
After a recent Windows update, you may notice that the activation process no longer starts automa...
Fix Microsoft Store Sync Issues Between Devices
If you're signed into multiple Windows devices with the same Microsoft account, your apps and set...
Fix Task Scheduler Stuck on Loading with Service Not Running
If Task Scheduler appears stuck on a loading screen and you see a message that the service is not...
Topic paths
Quick titles
Resolve Chrome Microphone Permission Denied ErrorRead BitLocker Encrypted USB on macOSBitLocker To Go Not Showing Up: Quick FixesWindows Update Migration: Configuration GuideReduce Remote Desktop CPU Load on Windows 10How to Fix PowerShell Access Denied ErrorEdge Browser Crashes Immediately on Windows 10How to Fix PowerShell Access Denied Error Despite Admin Rights