Problem with battery

[vlamir97]

I have a Sony M4 Aqua and today I have a battery problem I think. It looks like it has 50% and after 1-2-3 seconds it shows me 10%, then again it appears 50% and so, what should I do?

[guissela]

I have the same problem. 

[Uliwooly]

@vlamir97 @guissela

Repair the phone with XC 

Xperia Companion (XC)

Software Repair Guide

Alternatives on How to backup Xperias

http://talk.sonymobile.com/thread/36355

[guissela]

Thank you. But I did it yesterday. not working yet