Knowledge base for software setup, errors, and daily tool work.

How to Fix Outlook Token Expired Error (Error Code)

You open Outlook and see a message that your token has expired, often with an error code. This us...

Fix Windows Security Not Working in Windows 11

If Windows Security won't open, stays blank, or crashes on Windows 11, the problem is often a cor...

Fix Windows Defender Auto Start Not Working in Windows 10

If you find that Windows Defender isn't starting automatically when you boot Windows 10, your sys...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

How to Fix Windows Search Not Working After Migration

After migrating your Windows system to a new computer or a different drive, Search may stop retur...