Fix Windows Security Not Starting Automatically After Boot
You boot your PC and notice Windows Security (formerly Windows Defender) isn't running. The icon ...
Software comparisons, alternatives, and tool decision notes.
Fit
Decision
Migration
Latest comparisons
Browse labHow to Fix PowerShell Execution Policy Restricted on Windows 11
You try to run a PowerShell script on Windows 11 and get an error like "running scripts is di...
Windows Security App Missing After Update: How to Fix
After a Windows update, you might find the Windows Security app missing from the Start menu or sy...
How to Fix 'Port Already Allocated' for Windows Update Service
You might see a 'port already allocated' error when Windows Update tries to use a specific port t...
How to Fix Access Denied Error in Windows Security
You try to open Windows Security or change a setting, and you get an "Access Denied" message. Thi...
Fix Windows Defender Sync Issues with Microsoft 365
When Windows Defender fails to sync with Microsoft 365, you might see alerts like "Can't connect ...