Fix 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...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Remote Desktop Connection Blocked by Firewall
When you try to connect to a remote PC using Remote Desktop (RDP) and get an error like “Remote D...
Fix Git 'fatal: refusing to merge unrelated histories' on GitHub
You try to merge two branches in Git, and get fatal: refusing to merge unrelated histories<...
Node.js Garbage Collection Tuning to Avoid Heap Out of Memory
If your Node.js process crashes with a FATAL ERROR: CALL_AND_RETRY_LAST Allocation failed -...
Fix Docker Volume Permission Denied chown Errors
You mount a volume into a container, run a command that changes file ownership (e.g., chown...
Fix Windows 11 Installation Assistant Stuck at 99% with Clean Boot
You're upgrading to Windows 11, and the Installation Assistant gets stuck at 99% for a long t...
Issue queue
SitemapDealing with pip's Externally Managed Environment Warning
Git --allow-unrelated-histories: Preserve All Commits
How to Fix node-sass Build Failed Error
VSCode TypeScript Breakpoints Not Working
How to Resolve npm Build Out of Memory
Windows 10 Update Error 0x800f081f Clean Boot Solution
Resolve Git Refusing to Merge Unrelated Histories
Troubleshoot Windows 11 Update Stuck at 0 Percent
Resolve Node Sass Binding Not Found
Fix VS Code Source Control Not Detecting File Modifications
How to Resolve Cloudflare DNS Propagation Delays
How to Reinstall Docker Desktop Engine Without Losing Images
Git --allow-unrelated-histories: Preserve All Commits
How to Fix node-sass Build Failed Error
VSCode TypeScript Breakpoints Not Working
How to Resolve npm Build Out of Memory
Windows 10 Update Error 0x800f081f Clean Boot Solution
Resolve Git Refusing to Merge Unrelated Histories
Troubleshoot Windows 11 Update Stuck at 0 Percent
Resolve Node Sass Binding Not Found
Fix VS Code Source Control Not Detecting File Modifications
How to Resolve Cloudflare DNS Propagation Delays
How to Reinstall Docker Desktop Engine Without Losing Images