Checklists for software errors, setup, and tool workflows.

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Fix Chrome Profile Auth Error 0x800704cf

You see the error "Chrome profile authentication failed" with code 0x800704cf when trying to sign...

Fix Chrome Profile File Locked Permission Denied Error

When Chrome suddenly refuses to open and displays an error about a locked profile file or permiss...

How to Fix 504 Gateway Timeout in Windows Terminal

You're working in Windows Terminal, and suddenly a 504 Gateway Timeout error appears. This usuall...

Remove Windows Activation Watermark Without a Product Key

If you see a persistent “Activate Windows” watermark in the lower-right corner of your screen, yo...

Fix 'Port Already Allocated' Error on Windows 10 for Chrome

When launching Chrome or a web app that uses Chrome, you might see an error like "Port alread...

Windows Security Not Scanning for Viruses: How to Fix
If Windows Security (formerly Windows Defender) is not scanning for viruses, you may see an error...