
Fix Outlook High CPU Usage Caused by Antivirus Scanning
Symptoms and Likely Cause
You notice Outlook consuming 50% or more CPU, making your syste...

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

You're working in Chrome and a browser extension stops working, showing an error code like ...


If Windows Security (formerly Windows Defender) won't open, shows errors like "This app has been ...

You updated Windows, and now your System Restore points are gone. This is a known issue after maj...

If Teams is acting up—crashes, login loops, or settings that won't stick—a full reset often helps...