I'm having the same issue, and so is my roommate. If this persists, as far as I'm concerned, this watch is useless. It's difficult to accept that Samsung is allowing this to continue. A hard factory reset or a reboot only temporarily solves the problem for the day. As soon as night time comes around, I wake up with no battery or if I leave it on the charger, it starts to die very rapidly. I am super annoyed. I use this watch for everything. These type of things make you question using any Samsung products at all.
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