Fix Windows Security Module Service Not Running
You open Windows Security and see a message that the service isn't running. The shield icon in th...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labFix Windows Update Configuration Tool Not Responding
If you see a message that the Windows Update configuration tool is not responding, it usually mea...
Fix Windows 10 Update Error 0x80073712: Missing or Corrupt Files
When Windows Update fails with code 0x80073712, it usually means some update-related files are mi...
Fix Task Scheduler Error 0x80070005 (Permission Denied)
When migrating or creating tasks in Windows Task Scheduler, error 0x80070005 (Access Denied) typi...
How to Fix Windows Security Keeps Crashing
If Windows Security (formerly Windows Defender) keeps closing unexpectedly, you may see error mes...
Fix Windows Update Login Loop After Configuration Settings
You restart your computer after a Windows update, and instead of reaching the desktop, you see th...