Answer:
Under some circumstances, users may need to reconnect or re-pair the mower with the RTK reference station.
For example, pairing is required when replacing an old or defective RTK reference station with a new one.
Also, if signal reception is poor, you may need to reconnect the RTK reference station via your Roborock app.
Below are the main steps to do so:
Settings--Manage RTK--Pair RTK Reference Station--Scan QR Code--Pairing--Pairing Successful