Please read Joe’s post again. I believe it’s all there. With our instructions, it uses our custom Xtool device type, which bypasses their GRBL compatibility layer. (You can see this by the Xtool icon)
You can import the .LBDEV file at the end of his post:
That’s expected. Using the new device type, you don’t need the macro anymore. Use the “Focus-Z” button in the “Move” window instead.