How to Fix Windows Update Error 0x80070422 (Service Unavailable)
When you try to run Windows Update and get error 0x80070422, it usually means the Windows Update ...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labFix Windows Security Auto Start Registry Settings
If Windows Security (formerly Windows Defender) isn't starting automatically when you boot your P...
Fix Windows Activation Error After Clean Boot
You've performed a clean boot to troubleshoot a problem, and now Windows reports an activation er...
Fix Windows Search Indexing Stuck or Frozen
When Windows Search indexing gets stuck or frozen, you may notice that file searches return no re...
Fix 'File Locked by Unknown Process' in Command Prompt
You try to delete, rename, or move a file, but Windows says it's locked by an unknown process. Th...
Fix Windows Update Migration Not Working After Feature Update
After installing a Windows feature update (e.g., version 22H2 or 23H2), some users find that the ...