I also faced this issues for 2 weeks sot is just 3.5 hrs and totally upset about this device.ButAfter 4 week of usage its got optimised and now its about a month and i got sot about 5- 6 hrs with 5G on which is so interseting.I suggest you to wait fo...

Now i decided to not to update one 6.1

Battery is not goodGetting sot of 4 hours and heat after moderate usage..