Fix NET::ERR_CERT_AUTHORITY_INVALID in Chrome
When Chrome shows 'NET::ERR_CERT_AUTHORITY_INVALID', it means the browser cannot verify t...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Error 0x80070080: Windows Update Reset Permissions
Error 0x80070080 (access denied) during Windows Update usually means the system lacks proper perm...
Fix Firefox Secure Connection Failed After Update
After a Firefox update, you might see a "Secure Connection Failed" error when visiting we...
Fix 'Python Is Not Recognized as an Internal or External Command'
When you type python in the Command Prompt and see 'python is not recognized...
Chrome Memory Not Decreasing After Closing Tabs – Fixes
You close a dozen tabs, but Chrome still eats 2 GB of RAM. This is normal up to a point—Chrome ca...
Windows Explorer Keeps Restarting in Windows 11: Fixes
If Windows Explorer keeps restarting on your Windows 11 PC, you'll see the taskbar and deskto...
Issue queue
SitemapFix pnpm ERR_PNPM_OUTDATED_LOCKFILE Lockfile Error
Resolve Permission Denied in VS Code Without Read-Only
Git Clone Timeout with SSH: Common Fixes
Docker Prune Not Freeing Enough Space: Practical Fixes
Windows Security App Not Opening Command Prompt Fix
Breakpoint Not Hit in VSCode? Check Source Maps
How to Fix Windows Security App Crashing or Not Starting
How to Fix NET::ERR_CERT_AUTHORITY_INVALID from Chrome Policy
How to Stop Chrome Black Screen Flickering
How to Turn Windows Defender Real-Time Protection Back On
Windows Search Index Rebuild Guide
Fix Windows Search Indexing Error 0x80040c41
Resolve Permission Denied in VS Code Without Read-Only
Git Clone Timeout with SSH: Common Fixes
Docker Prune Not Freeing Enough Space: Practical Fixes
Windows Security App Not Opening Command Prompt Fix
Breakpoint Not Hit in VSCode? Check Source Maps
How to Fix Windows Security App Crashing or Not Starting
How to Fix NET::ERR_CERT_AUTHORITY_INVALID from Chrome Policy
How to Stop Chrome Black Screen Flickering
How to Turn Windows Defender Real-Time Protection Back On
Windows Search Index Rebuild Guide
Fix Windows Search Indexing Error 0x80040c41