Checklists for software errors, setup, and tool workflows.

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

PowerShell Configuration Checklist for Beginners

If you're new to PowerShell and find it doesn't behave as expected—scripts won't run, commands ar...

Fix Microsoft Store Authentication Token Expired Error

When you open Microsoft Store and see an error like 'Authentication token expired' or 'Your authe...

Fix Windows Terminal 'File Locked by System' Error

When you try to open or edit a file in Windows Terminal and see "The file is locked by the system...

Fix OneDrive Error 0x8004de40: Cannot Connect to Server

If you see the error "OneDrive cannot connect to server" with code 0x8004de40, it usually means O...

Checklist for Debugging 502 Bad Gateway in Command Prompt

You're working on a web app or API, and you get a 502 Bad Gateway error. The browser just says '5...