Fix 'Windows Defender Firewall Has Blocked' Error
You see a notification that Windows Defender Firewall has blocked an app or feature. This usually...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Terminal Authentication Failed in Remote Desktop
You open Windows Terminal, try to start a Remote Desktop session, and get an authentication faile...
How to Fix Windows Security Blank Screen Issue
When you open Windows Security and see only a blank white or black screen, the app isn't loading ...
Fix Windows Security Proxy Sync Issue
If Windows Security shows a proxy sync error, you may see a warning that security intelligence up...
Fix Microsoft Store Sync Issues After a Failed Start
If Microsoft Store fails to start and then won't sync your apps or settings, you're likely dealin...
Fix 'Windows Terminal Module Not Found' in VS Code
You open VS Code's integrated terminal and see an error like ModuleNotFoundError: No module...
Topic paths
Quick titles
Fix Windows Terminal High CPU Usage: Configuration TipsHow to Resolve Windows Activation Proxy Error After Network ChangeFix Slow PowerShell Command ResponseFix 'Windows Security Permission Denied' Errors on MacUbuntu Dual Boot Windows Update Stuck FixFix slmgr.vbs High Memory Usage in WindowsWindows Security Configuration Guide for Small BusinessResolve Microsoft Store App 404 Not Found in Windows 10