They are in the bottom right corner.
But i wanna to keep the 0;0 coordinate to the bottom left corner. It is now in the upper right corner, and i cant figure how to change it.
Here is a complete guide with all explanations: Limit Switches - Diode Laser Wiki
Short version: after homing, move the head to the front-left using the arrow buttons and enter “G10 L20 P1 X0 Y0” in the console window. Done.