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

Fix Windows Security App Missing from Start Menu

You open the Start menu, type “Windows Security,” but nothing appears. The app may have been unre...

Fix NET::ERR_CERT_AUTHORITY_INVALID via Chrome Enterprise Policy

If you see NET::ERR_CERT_AUTHORITY_INVALID in Chrome on a managed device, the is...

Fix 'Git Remote Origin Already Exists' When Updating Remote URL

Fix Windows Security App Permission Issues

You open Windows Security and see a message like "This app has been blocked for your protecti...

Fix Remote Desktop Certificate Errors in Windows

When you try to connect to a remote PC via Remote Desktop (RDP), you might see a warning like ...

Fix 'Git Remote Origin Already Exists' Error

When you run git remote add origin <url> and get fatal: remote origin al...