Galaxy 4 classic model number not recognised

[Paddyflan]

Hi

Trying to register galaxy 4 classic smartwatch, but the model number is not listed.

Model number is: SM-R880NZKAEUA

SN:RFARA1W0W5P

Any help appreciated

[GusB]

I think your model number is just the Sm-R880

[Glennskow1]

Mine registered but doesn't receive messages calls ect , all updated 2nd watch still intermittent after 1 month