Fix pip SSL Certificate Error in Python on Windows, macOS, Linux
You run pip install somepackage and get an SSL certificate error: certificate ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Security Version Mismatch Permission Denied
You might see a 'version mismatch' or 'permission denied' error when opening Windows Security, ru...
Fix OneDrive Sync Error 0x8004de40 on Ubuntu
If you see error 0x8004de40 when syncing OneDrive on Ubuntu, the sync client usually fails to aut...
Troubleshoot Windows Defender Using Log Files: A Checklist
When Windows Defender stops updating, fails to scan, or blocks legitimate files, the built-in log...
How to Find Which Process Is Locking a File in Windows
You try to delete, rename, or move a file in Windows, and you get an error like "The action can't...
OneDrive Sync Stuck: Troubleshooting Guide
You see a spinning circle or a stuck status on OneDrive files. Files aren't uploading or download...
Topic paths
Quick titles
PowerShell Permission Error Troubleshooting GuideWindows Defender Rate Limit Error TroubleshootingHow to Fix Activation Error 0xc004f074 in Windows 10PostgreSQL Connection Refused Firewall FixTask Scheduler Proxy Error Fix GuideFix Microsoft Teams 502 Bad Gateway Error by Clearing CacheTroubleshoot Microsoft Teams Not ConnectingWindows Security Token Expired: Troubleshooting Checklist