
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 download a large RAR archive, double-click to extract, and get a "Checksum error" or "CRC fai...

You open Activation Settings, click 'Activate', and the progress bar stays at 0% indefinitely. Th...

You open Google Chrome and see the error: "Profile service unavailable". Usually...

When you open Microsoft Store on Windows 11 and see a 'Service Unavailable' message, it usually m...

If Outlook opens to a blank white or gray screen with no interface elements, the program may be s...