Checklists for software errors, setup, and tool workflows.

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Latest checklists

If you see connect() failed (111: Connection refused) or connect() failed (13:...

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...

Fix WiFi No Internet on Windows 11 Using Command Prompt
You're connected to WiFi but can't browse the web. The icon shows internet access but pag...

How to Fix Chrome Profile Sync Error
You open Chrome and see a message like 'Sync is paused' or 'Profile sync error.' ...

Git Merge Conflict: Keep Both Files Instead of One
When you run git merge and get a conflict, Git stops and marks the conflicting files...

How to Resolve Permission Denied Errors with pip install
If you see PermissionError: [Errno 13] Permission denied while running pip ins...