Knowledge base for software setup, errors, and daily tool work.

Fix Windows Search High CPU Usage by Rebuilding Index

If your PC fan is spinning up and Task Manager shows SearchIndexer.exe using high CPU, the search...

Fix Command Prompt Stuck at Loading Configuration

If Command Prompt freezes on the message 'Loading Configuration' and never finishes, you're not a...

Fix Windows Search Migration Permissions Denied Error

When migrating Windows Search data—for example, moving the search index or user profile to a new ...

Fix Windows Defender Invalid Configuration Error 0x800705b4

When you see error 0x800705b4 in Windows Defender, it usually appears during an update or scan at...

Fix Windows Defender Service Not Starting (Error 404)

If you see error 404 when trying to start Windows Defender, it usually means the service executab...

Fix GitHub Actions Cache Action Permission Denied Error