How to Fix Windows Defender Greyed Out in Settings
You open Windows Security in Settings and find toggles for real-time protection, cloud-delivered ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listHow to Fix Windows Search High CPU Usage
If your PC fan is spinning up and Task Manager shows Windows Search (SearchIndexer.exe) using 30-...
How to Fix Remote Desktop Invalid Configuration Error
You try to connect to a remote PC using Remote Desktop Connection (RDP) and get an error like "Th...
Fix Windows Defender DNS Error Not Working
You open Windows Security and see a warning that Windows Defender isn't working, often accompanie...
Fix Microsoft Store File Locked Error Without Resetting
You try to update or install an app from the Microsoft Store, and it stops with a message about a...
Microsoft Store Setup Guide for Windows 10
If you're new to Windows 10 or the Microsoft Store isn't working as expected, this guide covers i...
Topic paths
Quick titles
Fix WSL Ubuntu No Internet After UpdateFix BitLocker Lockout After New MotherboardWindows Terminal Connection Refused: Troubleshooting ChecklistPowerShell Not Loading? Fix the HangWindows Terminal Service Unavailable ChecklistFix Windows Search Token Expired ErrorHow to Fix Windows Search Permissions ErrorResolve Windows Update Token Expired Error