Fix Windows Defender Update Error 0x80070643
If you see error 0x80070643 when updating Windows Defender, it usually means the update failed du...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labHow to Fix Windows Security Service Not Running
If you see an error that the Windows Security service is not running, the Security Center or Wind...
Check PowerShell Version Before Running Scripts
You wrote a PowerShell script or downloaded one from a repository. You run it, and it fails with ...
Fix VS Code Terminal Not Opening Due to Shell Path Issue
You click the terminal panel in VS Code, but nothing happens—or it flashes and disappears. This i...
Fix Windows Security Not Launching at Startup
You restart your PC and notice Windows Security (formerly Windows Defender) isn't running. The ic...
Fix OneDrive Sync Error 0x8004de40 – Authentication Failure
You're working on a file when OneDrive pops up an error: "Authentication failed – Error c...