Checklists for software errors, setup, and tool workflows.

Fix PowerShell Not Opening After Windows Update

After a Windows update, you might find that PowerShell won't open at all—no window appears, or it...

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 Microsoft Teams SSL Certificate Error on Windows 10

You open Microsoft Teams on Windows 10 and see an error about an SSL certificate. The app may fai...

How to Fix Windows Update Rate Limit Error Not Working

If you see a Windows Update rate limit error and updates are not working, it usually means the up...

Fix Git Clone Permission Denied (publickey) on Bitbucket

You try to clone a Bitbucket repository and see:

Permission denied (publickey).
fatal: Co...

Fix OneDrive Error 0x8004de40: Cannot Connect to Server

If you see the error "OneDrive cannot connect to server" with code 0x8004de40, it usually means O...