Checklists for software errors, setup, and tool workflows.

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Fix Git Push Rejected: Non-Fast-Forward vs Fast-Forward

When you run git push and see an error like ! [rejected] main -> main (non-fas...

Fix Windows Activation Proxy Server Error
When you try to activate Windows and see an error about a proxy server, it usually means the acti...

Fix 'Port Already Allocated' Error in VS Code
When you see 'Port already allocated' in VS Code, it typically means the port you're trying to us...

Fix Slow Command Execution in Command Prompt
If you notice that commands in Command Prompt (cmd.exe) take several seconds to execute, even sim...

Fix Chrome Profile Port Already Allocated on Mac
You try to launch Chrome on your Mac and get an error like 'profile port already allocated' or 'c...

Fix Edge Profile Sync Paused Not Working After Update
After a browser update, you might see Edge profile sync paused and not working. This usually happ...

Checklists for software errors, setup, and tool workflows.

Latest checklists

Fix Git Push Rejected: Non-Fast-Forward vs Fast-Forward

Fix Windows Activation Proxy Server Error

Fix 'Port Already Allocated' Error in VS Code

Fix Slow Command Execution in Command Prompt

Fix Chrome Profile Port Already Allocated on Mac

Fix Edge Profile Sync Paused Not Working After Update

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