Checklists for software errors, setup, and tool workflows.

How to Fix Command Prompt File Locked Error in Windows 10

When you see Access is denied or The file is in use while trying to del...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...

How to Repair Windows Defender Configuration Issues

Windows Defender (now Microsoft Defender Antivirus) can sometimes show configuration errors—setti...

Fix Windows Security Module Service Not Running

You open Windows Security and see a message that the service isn't running. The shield icon in th...

Microsoft Store Proxy Error: Step-by-Step Checklist

If you see a proxy error in Microsoft Store, the app can't connect to the internet. This usually ...

Fix Windows Security Dependency Conflict Error – Setup Guide

You're installing or updating Windows Security (formerly Windows Defender) and get an error about...