Checklists for software errors, setup, and tool workflows.

Fix Windows Search Proxy Error 0x80070490

If you see error 0x80070490 when using Windows Search, it usually means a system component is mis...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Fix Windows Security Not Starting Automatically After Boot

You boot your PC and notice Windows Security (formerly Windows Defender) isn't running. The icon ...

How to Fix Windows Update High CPU Usage and Clean Up

If your PC feels sluggish and Task Manager shows 'Windows Update' or 'TiWorker.exe' pegging the C...

Fix Windows Activation Blocked by Firewall

When Windows can't activate, one common culprit is the firewall blocking the connection to Micros...

How to Fix 'File Locked by Another Process' in Command Prompt

When you try to delete, rename, or modify a file in Command Prompt and see The process cann...