Xperia m5 update fail

[Salahhaffar]

After update to marshmallow my xperia m5 it is using mobile data even when it is turned off and restart by itself every while..what is the solution to this problem?

[edmonddantes182]

Hey Salahhaffar, I would recommend a software repair by Xperia Companion and see if that fixes the issues. I hope this helps.

[Uliwooly]

@Salahhaffar

It might be a faulty SIM card, but do follow @edmonddantes1829's advice and repair the phone with XC

Xperia Companion (XC)

Software Repair Guide

Alternatives on How to backup Xperias

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

[Ckfarmsarl]

me too. Same disease occure my phone...