Hello there, recently bought BV9800 PRO, and have issues. 1. Can't change the ringtone (it doesn't save it). Made a factory reset twice. Nothing. 2. Bluetooth range? Disconnects all the time, and it won't function in the "next room". That's not the question, just pointing to a VERY WEAK an...

I am having the same problem on my BV9800 PRO. It said the card (Samsung Evo 256) is corrupted, so I chose to format it. It freezes, nothing happens, needed to force reboot it. And now I receive "App has stopped" when trying to enter the Storage settings. ???