Hi I have a problem my galaxy express keeps freezing up an restarting when I'm using it. When I'm going through my Facebook or searching a video on YouTube or just when I wonder around in it. Can this be fix I need help? asap I don't know what to do I tried everything hard reset ,reboot but nothing works. phone is brand spanking new ): I haven't even activated it yet an does not have Sim in it I using only through wifi. Thanks.