Knowledge base for software setup, errors, and daily tool work.

Fix GitHub Actions Docker Push Permission Denied

Fix 'Windows Defender Failed to Start Due to Group Policy' Error

You may see an error saying 'Windows Defender failed to start due to group policy' when trying to...

Fix Windows Defender Authentication Failed After Update

After a recent Windows update, you might see an error like "Authentication failed" when trying to...

How to Fix a systemd Service Configuration Syntax Error

You've edited a systemd service file, run systemctl start myservice, and got a messa...

Fix Microsoft Teams High Memory Usage on Mac M1

If you're running Microsoft Teams on an Apple M1 or M2 Mac and notice it using several gigabytes ...

Fix Outlook Authentication Failed Error in Exchange Settings

You open Outlook and see an authentication failed error tied to your Exchange account. The passwo...