Checklists for software errors, setup, and tool workflows.

Fix OBS Black Screen with Elgato Capture Card

If you're seeing a black screen in OBS when you add your Elgato capture card as a source, you're ...

How to Fix Outlook SSL Certificate Error

You're trying to send or receive email in Outlook, but you get an error about the SSL certificate...

How to Fix Windows Update Proxy Error 0x800f0922

When you see error 0x800f0922 while running Windows Update, it usually means the update can't con...

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 BitLocker High Memory Usage After Windows Update

Why BitLocker Memory Usage Spikes After an Update

After a Windows update, some users noti...

Fix Windows Defender Authentication Failed Group Policy Error

You may see an error saying "Windows Defender authentication failed" after applying a Group Polic...