I have to disagree with you on this. I do not believe Samsung provides support for other region's devices other than SG within SG. Since the product is not purchased in SG, they will not support especially the watch you bought is a China set which ma...
Android phones and watches in China does not have gms.And also i found this in 1 article.Numerous users in China who have purchased Galaxy Watch 5 are unable to pair it with their devices they are reportedly getting the “Isn’t supported on this phone...