Checklists for software errors, setup, and tool workflows.

How to Fix Windows Security Auto Start Disabled

If you notice that Windows Security (formerly Windows Defender) isn't starting automatically with...

Fix CMD Service Unavailable Due to Group Policy

Situation

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

How to Fix BitLocker Network Unlock Certificate Error

You configured BitLocker Network Unlock on your Windows client, but during startup you see an err...

Fix Microsoft Teams 504 Gateway Timeout During Setup

You're setting up Microsoft Teams and hit a 504 Gateway Timeout. The setup process stalls, and yo...

How to Fix Windows Update Download Failure from Ubuntu

If you're running Ubuntu alongside Windows and Windows Update keeps failing to download updates, ...

Fix Windows Activation Command Error 0x80070002

When you try to activate Windows using the command line—for example, running slmgr /ato