Many users of this phone complain about the small autonomy, the optimization of the processor is very bad, in the latest firmware small cluster began to work a little better, the link screenshot which shows how the small cluster 
https://yadi.sk/i/1VOxFWdh3YDVjg

In another screenshot you can see how the senior cluster works     
https://yadi.sk/i/LVKnf0cq3YDVjQ

Why and why does it always work at full capacity? This is not necessary and it greatly reduces the autonomy of the device. I can't fully use the phone so. This is one of the most painful problems of this phone, because of this I want to buy another phone.

Hi!
No need to open another thread about that.
Please refer to the existing thread:
viewtopic.php?f=191&t=369542