Software comparisons, alternatives, and tool decision notes.

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 Outlook High CPU Usage After an Update

After a recent Outlook update, you might notice your CPU usage spiking to 50-100% when Outlook is...

Microsoft Teams Token Expired Troubleshooting Checklist

If you see an error like "Your token has expired" or "Authentication needed" in Microsoft Teams, ...

Microsoft Teams Mic Not Working After Update: Fixes

After a Microsoft Teams update, you might find your microphone stops working—no one can hear you,...

Fix Windows Defender 404 Not Found After Update

After installing a recent Windows update, some users find that Windows Defender is missing or sho...

Fix Microsoft Teams File Locked Not Opening

When you try to open a file in Microsoft Teams and get a “file locked” or “this file is locked fo...