Fix NET::ERR_CERT_AUTHORITY_INVALID on Windows 10
You're browsing in Chrome or Edge and see NET::ERR_CERT_AUTHORITY_INVALID. T...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesPython Requests Timeout Not Working: Fixes & Checks
You set a timeout in requests.get(url, timeout=5), but the request hangs for minutes...
VSCode Breakpoint Not Working? Here's How to Fix It
You set a breakpoint, start debugging, but the code runs past it without stopping. This is a comm...
Rebuild Windows Search Index Without Losing Data
If Windows Search stops returning results or behaves slowly, rebuilding the index often fixes it....
How to Fix Chrome Black Screen After Turning Off Hardware Acceleration
If you turned off hardware acceleration in Chrome and now see a black screen, you're not alon...
Fix Windows Update Service Not Running Due to Group Policy
If Windows Update shows the service is not running and you suspect Group Policy, the problem is o...
Issue queue
SitemapGit Merge Unrelated Histories – Causes and Solutions
How to Check Cloudflare DNS Propagation Status
Nginx 502 Bad Gateway Docker Permission Denied Fix
Python venv Troubleshooting Guide
Complete Windows Update Service Repair Guide
Nginx Upstream Connection Refused Socket Fix
Troubleshoot Docker Compose Port Allocation Errors
Windows Security App Crashing? Here's How to Fix
How to Restore Missing Taskbar Icons on a Second Display
How to Resolve npm Permission Errors
Nginx 502 Bad Gateway: Connection Refused to localhost
Fix VS Code Breakpoints Not Hit in Multi-Root Workspace
How to Check Cloudflare DNS Propagation Status
Nginx 502 Bad Gateway Docker Permission Denied Fix
Python venv Troubleshooting Guide
Complete Windows Update Service Repair Guide
Nginx Upstream Connection Refused Socket Fix
Troubleshoot Docker Compose Port Allocation Errors
Windows Security App Crashing? Here's How to Fix
How to Restore Missing Taskbar Icons on a Second Display
How to Resolve npm Permission Errors
Nginx 502 Bad Gateway: Connection Refused to localhost
Fix VS Code Breakpoints Not Hit in Multi-Root Workspace