Checklists for software errors, setup, and tool workflows.

Fix CMD Service Unavailable Due to Group Policy

Situation

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

Fix Outlook Login Loop in Office 365

You enter your Office 365 credentials in Outlook, but it keeps asking you to sign in again. This ...

Fix Windows Defender Not Starting After Update

After a Windows update, you might see that Windows Defender (now called Microsoft Defender Antivi...

How to Fix Chrome Browser Proxy Error (ERR_PROXY_CONNECTION_FAILED)

If Chrome shows "ERR_PROXY_CONNECTION_FAILED" or similar proxy error, it usually means the browse...

PowerShell High Memory Usage Not Dropping: Fixes That Work

You run a PowerShell script, memory usage climbs to several hundred MB or even GB, and after the ...

Fix Windows Update Error 0x80070005 with Registry Tweaks

You see Windows Update error 0x80070005 when checking for updates. This usually means a permissio...