Fix DNS Probe Finished NXDOMAIN on Custom DNS Server
If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Disable Shell Extensions to Stop Explorer Restarting
If File Explorer keeps restarting, crashing, or freezing on its own, a misbehaving shell extensio...
Fix Chrome Black Screen on Startup Due to Hardware Acceleration
If Chrome opens to a black screen after you launch it, the issue often involves hardware accelera...
Fix Windows Cannot Access Shared Folder Due to Firewall
You try to open a shared folder on another PC and get an error like "Windows cannot access \\...
Fix Nginx Configuration Test Failure After SSL Setup
You've just added SSL certificates to your Nginx server block, but nginx -t retu...
Fix Windows 11 Update Stuck at 0% – BITS Service Issues
You click 'Check for updates' in Windows 11, and it sits at 0% for minutes or hours. Ofte...
Issue queue
SitemapChrome Sync Not Working on School Chromebook: Fixes
How to Downgrade Node.js for Package Compatibility
Troubleshooting 502 Errors with Nginx and Docker Compose
Nginx 502 Bad Gateway Docker Socket Fix
Resolve Permission Denied During Git Merge
Recover from Git Detached HEAD with Reset Hard
Troubleshooting Node Sass Build Failures
Windows 11 Blue Screen After Update: How to Fix
Handling Merge Conflicts After Git Stash
Fix Windows Defender Blocked by Third-Party Antivirus
Stop Chrome from Using Too Much Memory
Granting Docker Pull Permissions: Practical Steps
How to Downgrade Node.js for Package Compatibility
Troubleshooting 502 Errors with Nginx and Docker Compose
Nginx 502 Bad Gateway Docker Socket Fix
Resolve Permission Denied During Git Merge
Recover from Git Detached HEAD with Reset Hard
Troubleshooting Node Sass Build Failures
Windows 11 Blue Screen After Update: How to Fix
Handling Merge Conflicts After Git Stash
Fix Windows Defender Blocked by Third-Party Antivirus
Stop Chrome from Using Too Much Memory
Granting Docker Pull Permissions: Practical Steps