How to Fix Git Detached HEAD and Checkout a Branch
You're working in a Git repository, make some commits, and then realize you're in a '...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Git 'index.lock' File Exists Error
When you see fatal: Unable to create 'path/.git/index.lock': File exists., G...
Fix VSCode Terminal Not Opening with Python
You try to run a Python script in VSCode, click the terminal tab, and nothing happens—or the term...
How to Fix Cloudflare 521 Error (Port 443 Blocked)
When you see a Cloudflare 521 error, it means Cloudflare’s servers cannot connect to your origin ...
Fix Windows 11 WiFi No Internet Due to Proxy Settings
If your Windows 11 laptop shows full WiFi bars but browsers say “No internet,” a common culprit i...
How to Reset Microsoft Edge Sync Settings
If your bookmarks, passwords, or other data aren't syncing in Microsoft Edge, resetting the s...
Issue queue
SitemapPip Externally Managed Error: Setup Python venv Correctly
Windows 11 Update Frozen at 0% – Fix Guide
Troubleshooting npm ENOENT and EACCES Errors
Cloudflare 521 Error: Fixing WordPress Connection Issues
Bluetooth Device Not Found on Windows 11? Try These Fixes
Troubleshooting Docker Bridge Network Not Found
Troubleshooting Docker Volume Permission Denied in WordPress
Resolve 'python' Not Recognized in Windows Terminal
How to Resolve DNS Probe NXDOMAIN with VPN
Troubleshoot VS Code Git Not Seeing Subfolder Edits
ERR_CONNECTION_RESET in Chrome: Antivirus Interference Fix
Fix VSCode Source Control Not Detecting Changes
Windows 11 Update Frozen at 0% – Fix Guide
Troubleshooting npm ENOENT and EACCES Errors
Cloudflare 521 Error: Fixing WordPress Connection Issues
Bluetooth Device Not Found on Windows 11? Try These Fixes
Troubleshooting Docker Bridge Network Not Found
Troubleshooting Docker Volume Permission Denied in WordPress
Resolve 'python' Not Recognized in Windows Terminal
How to Resolve DNS Probe NXDOMAIN with VPN
Troubleshoot VS Code Git Not Seeing Subfolder Edits
ERR_CONNECTION_RESET in Chrome: Antivirus Interference Fix
Fix VSCode Source Control Not Detecting Changes