Sony Xperia z1 shutdown

[0173]

My Xperia is shutdown when battery percent 50% or 40%. So can I do? Any person help me.....

[Uliwooly]

@0173

You probably need a new battery, you can repair the phone with XC to narrow down the problem but most likely you need a new battery, contact your Local support

Xperia Companion (XC)

Software Repair Guide

Alternatives on How to backup Xperias

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