
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 open Windows Defender Security Center and see "504 Gateway Timeout" or "Permission Denied" er...

You try to open Windows Security (Windows Defender) and see a network error like “Something went ...

If you cleared your browser or system cache and now Remote Desktop (RDP) won't connect, you're no...

When you see a 521 error in your browser, Cloudflare is telling you it can't rea...

You launch Outlook, and it either crashes immediately, throws a cryptic error about a missing or ...