I'll try.. thank..
ic.. i dont use wifi network.. i just use telco line on my phone.. it was fine before.. then after update, this suck be like this....
My nectwork is stable.. it shown 4G+
No.. i use stock rom and not root. And i dont use any modification apps.
I have try all way.. clear data, unistall and also format phone but still same result. Plss help me fix it..