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

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

Checklist to Resolve Windows Activation Invalid Configuration

You see an error saying your Windows activation is invalid due to an invalid configuration. This ...

Fix OneDrive Authentication Failed in Office 365

You see "OneDrive authentication failed" when signing into Office 365. This usually means OneDriv...

Unlock a File Locked by System Command Prompt

You try to delete or move a file, but Windows says it's open in 'System' or 'Command Prompt'. Thi...

Fix Windows Security Can't Connect to Server Error

When you see "Windows Security cannot connect to the server" while trying to sign in or access a ...

How to Set Up Windows Terminal Without Internet Access

If you need to set up Windows Terminal on a machine without internet access, you can still instal...