My Sony Xperia z5 Premium restarts by itself

[China17]

My Sony Xperia z5 Premium restarts by itself
I'm seeing things on my cell phone and suddenly it reboots itself, I do not know why. Can somebody help me...

Mi Sony Xperia z5 Premium se reinicia solo

Estoy viendo cosas en mi celular y de repente se reinicia solo, no se porque. Alguien me puede ayudar... 

[Uliwooly]

@China17

I've edited your post as this is an English only forum, you can use Google Translate to reply and/or post.

How often does this happen? if it happen quite often, remove the SIM and SD card for few hours and check if you experience the same issue, if you do then it could be a faulty SIM card, if you don't then we'll go from there.