Unable to set watch face using the facer ios app on my iPhone XS max

Dear Team,
I am using iPhone XS max with Galaxy S3 classic, from the time Tizen software is updated to 4.0. I am unable to send any watch face to my S3 classic through iPhone and it shows sent in the app.
Kindly suggest and help !

Tried:
-Resseting watch
-Uninstalling app on watch and iPhone
-Log out & re-login