How to Fix Windows Security Auto Start Disabled
If you notice that Windows Security (formerly Windows Defender) isn't starting automatically with...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Enable Windows Defender Service Manually
If Windows Defender won't start or you see warnings that it's turned off, the underlying service ...
Fix Microsoft Store Rate Limit Error by Resetting Cache
If you see a "Rate limit exceeded" or similar error when trying to download or update apps from t...
How to Fix Outlook Access Denied Error
You try to open Outlook and see an "Access Denied" message. This usually means Outlook can't read...
Fix Windows Search High CPU Usage (SearchIndexer.exe)
If you notice your PC slowing down and Task Manager shows SearchIndexer.exe using 50% or more CPU...
Fix BitLocker Mount Error 0x80070005 on Mac
When you connect a BitLocker-encrypted drive to a Mac and try to mount it, you may see error 0x80...
Topic paths
Quick titles
GitHub Actions Permission Denied: Fix GuideHow to Fix BitLocker Token Expired During Azure AD SyncHow to Fix Windows Store Download Stuck IssuesResolve 'Access Denied' When Running CHKDSKFix Windows Defender Sync Issues Between DevicesHow to Rebuild Windows Search Index to Fix High CPUHow to Fix Chrome 504 Gateway Timeout ErrorMicrosoft Teams Invalid Configuration Not Working Fix