Upon reboot, you will see a list of options. Press or F7 on your keyboard to select Disable driver signature enforcement .

Before starting the setup, prepare your environment to avoid common installation blocks: Disable User Account Control (UAC):

: Type "UAC" into your Windows search bar. Click Change User Account Control settings . Move the slider down to Never notify and click OK.

If you need a modern alternative, consider upgrading to or ALLDATA , Mitchell 1 , or TECH DOC – all support Windows 10/11 natively.

What or message (if any) are you seeing?

Check the box for , click Apply , and then OK . Double-click the installer to launch it.

Modern high-DPI displays scaling legacy software inaccurately.

: Re-enable these security features after a successful installation.