hello yesterday I received my besavior U5,after having tried the 3 updates available and having checked the connections (data cable and power supply properly arranged) I watched all your videos and all the questions on the forumand all this for more than 7 hours continuesI have no choice but to call for helpwhen I plug in the bs U5 it works perfectly for 2 minute and 30s then it freezes and I have to unplug it to make it work