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

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...

Fix Microsoft Teams Module Not Found on Windows 10

When launching Microsoft Teams on Windows 10, you might see an error like 'Module not found' or '...

How to Repair Windows Defender Configuration Issues

Windows Defender (now Microsoft Defender Antivirus) can sometimes show configuration errors—setti...

UFW Allow Port Not Working After Reboot: Fixes That Actually Work

You added a UFW rule to allow a port, it works fine until you reboot, then the port is blocked ag...

Fix Docker Desktop Stuck on 'Starting' with Hyper-V on Windows

If Docker Desktop gets stuck on the 'Starting' screen for minutes or forever, especially after en...

Fix OneDrive SSL Certificate Error on Mac in 5 Steps

If you see a message like “The certificate for this server is invalid” or “SSL connection error” ...