Checklists for software errors, setup, and tool workflows.

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Fix OneDrive Connection Refused Error 0x8004de40

You see OneDrive error 0x8004de40 with the message "Connection refused." This often happens when ...

Fix Jupyter Notebook Token Not Working on Ubuntu

You launch Jupyter Notebook on Ubuntu, but when you open the URL in your browser, the token promp...

Fix MySQL Workbench Cannot Connect to Localhost Error

You open MySQL Workbench, try to connect to localhost, and get an error. The message might say "C...

Setup Windows Security Backup and Restore on Windows 11

If you're looking to set up backup and restore using Windows Security on Windows 11, note that Wi...

Fix Microsoft Teams Network Error Permission Denied

You try to sign in or join a meeting in Microsoft Teams, and you see a network error: per...

Fix Chrome Proxy Authentication Failed Profile Error
If you see 'proxy authentication failed' when using a specific Chrome profile, the browser can't ...