I'm having the exact same issue and I can't wait 15 minutes until my GPS gets an accurate location. I hope they fix it very very soon. It is so disappointing to buy a phone like this and have this kind of problem.  ... View more

Hello,    My whatsapp keeps vibrating even when I silence group notifications.    Phone is on vibrate mode, however, I keep receiving the notification from the groups. It has never happened before, even though I've been using Galaxy phones since the S4 model.   Best regards.  ... View more