Fix Windows 11 Blue Screen After Update Using Compatibility Mode
You installed a Windows 11 update, rebooted, and hit a blue screen. This often happens when a dri...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Security App Not Starting on Windows 11
You click the Windows Security icon or try to open it from Settings, but nothing happens. The app...
Fix Nginx 502 Bad Gateway with Docker and PHP-FPM
You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...
Fix Windows Defender Real-Time Protection Not Starting
If you see a yellow warning or a message that real-time protection is off, Windows Defender’s cor...
Fix Windows Update Error 0x80070005: Permission Issues
When you see Windows Update error 0x80070005, it usually means the update process lacks proper pe...
How to Recover Stashed Changes in Git Detached HEAD
If you've stashed changes while in a detached HEAD state in Git, you might worry they're ...
Issue queue
SitemapWindows Taskbar Icons Disappeared – How to Restore
Nginx Permission Denied for Root Directory Fix
pip Externally Managed Environment Error Guide
Avoid Hanging: Python Requests POST Timeout Guide
npm run build Exit Code 1 Troubleshooting Guide
Fix Windows Security App Not Working
How to Fix Git 'index.lock' File Exists Error
Chrome Certificate Authority Invalid Fix for Windows
Fix ERR_CONNECTION_RESET Caused by Firewall Blocking Chrome
Chrome Crashes When Opened from Task Manager
Troubleshooting Node.js Heap Out of Memory (Code 134)
Fix Git Push Rejected Non Fast Forward Error
Nginx Permission Denied for Root Directory Fix
pip Externally Managed Environment Error Guide
Avoid Hanging: Python Requests POST Timeout Guide
npm run build Exit Code 1 Troubleshooting Guide
Fix Windows Security App Not Working
How to Fix Git 'index.lock' File Exists Error
Chrome Certificate Authority Invalid Fix for Windows
Fix ERR_CONNECTION_RESET Caused by Firewall Blocking Chrome
Chrome Crashes When Opened from Task Manager
Troubleshooting Node.js Heap Out of Memory (Code 134)
Fix Git Push Rejected Non Fast Forward Error