Checklists for software errors, setup, and tool workflows.

Fix Windows Security Service Failed to Start Error 0x80070422

You see the error "Windows Security service failed to start" with code 0x80070422. This usually m...

Fix Remote Desktop Access Denied on Windows Server 2019

When you try to connect to a Windows Server 2019 machine via Remote Desktop and get an 'access de...

How to Fix BitLocker SSL Certificate Error

Symptoms

When you try to unlock a BitLocker-protected drive or enable BitLocker, you may ...

Reduce Windows Search Memory Usage: Practical Settings

If Windows Search is using 200-500 MB or more of RAM on your system, especially on a machine with...

Fix Error 0x80070643 in Windows Update on Mac via Boot Camp

If you're running Windows on a Mac via Boot Camp and encounter error 0x80070643 when trying to up...

Fix Windows Defender Not Starting After Update

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