Checklists for software errors, setup, and tool workflows.

Fix PowerShell 404 Not Found Error in Scripts

If your PowerShell script throws a 404 Not Found error, it usually means the script tried to acce...

How to Fix Invalid Configuration in Command Prompt

You open Command Prompt and see an error like "Invalid configuration" or "Configuration system fa...

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 a File Locked by Another User in an RDP Session

You try to edit a file over Remote Desktop and get an error like "The file is locked by another u...

How to Fix Windows Security 404 Not Found Error

If you see a '404 Not Found' error when opening Windows Security (formerly Windows Defender), the...

Fix Chrome Profile Access Denied After Update

After a Chrome update, you might see an error like "Your profile could not be opened correctly" o...