
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 try to open Windows Security or change a setting, and you get an "Access Denied" message. Thi...

OneDrive sometimes gets stuck with files showing a 'Sync pending' status. This usually happens wh...

You click the Windows Security icon in the taskbar or try to open it from Settings, but nothing h...

Outlook error 0x80040600 usually appears when you try to send or receive email. The error message...

You open Microsoft Store or a Store app and see an error like 'module not found' or 'configuratio...