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

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

Fix Microsoft Teams Proxy Error 0x80072746

When Microsoft Teams fails to connect and shows error 0x80072746, it typically points to a networ...

Windows Update Option Missing After System Update: How to Restore It

After a recent system update, you might open Settings and find the Windows Update page missing or...

How to Fix Rate Limit Errors in Windows Security App

You open Windows Security to run a scan or check protection status, and get a rate limit error. T...

Microsoft Store Troubleshooting Checklist: Fix Common Issues

If you're having trouble downloading apps, installing updates, or launching the Microsoft Store, ...

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 ...