Product(WR155) LANDROID L 20V 6.0 AH ROBOTIC LAWN MOWER (1/2 ACRE)Outside
(WR155) LANDROID L 20V 6.0 AH ROBOTIC LAWN MOWER (1/2 ACRE)

Outside

Try this solution

Power off the mower, take Landroid inside the working area, and restart

Possible cause:
Landroid cannot find the boundary wire signal.