Moving axes to -X.X

I´m using the Ender3-v4.2.2-BLTouch-20220814.bin on my Printer. When I try to leveling it and set the Z offset, I can’t move Z to a negativ point, it stops at 0.0000
Dose anyone know how to fix it?

There should be a Z Offset Wizard in the screen menus of the printer.