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 Store Error 0x80073cf9: Clear Cache & Repair
You try to install or update an app from the Microsoft Store, and you get error 0x80073cf9. Usual...
Checklist for Chrome Module Not Found Error
You're working in Chrome's developer tools or running a JavaScript app, and you see Module ...
How to Fix Windows Activation Port Already Allocated Error
When activating Windows, you may see an error message like "The activation port is already alloca...
Fix Outlook Calendar Sync Issues on iPhone
If your Outlook calendar events aren't showing up on your iPhone, or changes you make on one devi...
Fix Version Mismatch and Permission Denied in Windows Update
When running Windows Update, you might encounter a "version mismatch" error followed by "permissi...
Topic paths
Quick titles
Resolve Port Already Allocated Error in Windows StoreWindows Defender Memory Leak TroubleshootingHow to Fix 502 Bad Gateway in ChromeWindows pnpm install Lockfile Mismatch FixResolve 504 Timeout Errors When Using Command Line ToolsPowerShell Ubuntu 22.04 Installation GuideWindows Update 0x80070020 Port Already in Use FixWindows Defender Path Not Found: Step-by-Step Fix