Windows Security App Not Opening: Practical Fixes
If the Windows Security app won't open—clicking the icon does nothing, or it crashes immediat...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Python venv Not Activating in VS Code Terminal
When you create a Python virtual environment but it doesn't activate in the VS Code terminal,...
Windows 11 Installation Assistant Stuck at 99% Due to Antivirus
You're running the Windows 11 Installation Assistant, it gets to 99%, and then just sits ther...
Fix Python Permission Denied When Installing Package via Docker
If you're running a pip install command inside a Docker container and see a
Fix Git Permission Denied in VS Code Terminal
You're working in VS Code, try to run a Git command in the integrated terminal, and get a ...
How to Validate Nginx Configuration Before Reload
Reloading nginx with a broken configuration can take your site down. The safe way is to test the ...
Issue queue
SitemapResolve Git Fatal Refusing to Merge Unrelated Histories
Fix Python UnicodeDecodeError When Parsing JSON
Resolve Edge Sync Errors with Cache Reset
Fix Nginx Upstream Connection Refused Behind Cloudflare
Troubleshooting DNS Probe Finished NXDOMAIN on Custom Servers
Git Merge Conflict Checklist Before Merging
Fix Windows Search Not Returning Results
How to Set Up a Cloudflare Origin Certificate
VSCode JavaScript Autocomplete Not Working Fix
Fix Windows Update Service Not Running with DISM Restore Health
Windows 11 Update Stuck at 0% in Safe Mode Fix
Fix 'Port Already Used by Another Container' in Docker Compose
Fix Python UnicodeDecodeError When Parsing JSON
Resolve Edge Sync Errors with Cache Reset
Fix Nginx Upstream Connection Refused Behind Cloudflare
Troubleshooting DNS Probe Finished NXDOMAIN on Custom Servers
Git Merge Conflict Checklist Before Merging
Fix Windows Search Not Returning Results
How to Set Up a Cloudflare Origin Certificate
VSCode JavaScript Autocomplete Not Working Fix
Fix Windows Update Service Not Running with DISM Restore Health
Windows 11 Update Stuck at 0% in Safe Mode Fix
Fix 'Port Already Used by Another Container' in Docker Compose