Broblem in my sony m5 2 sim

[Ibrahim15]

I have mobile sony m5 2sim

When I used thr the Sim 4g 

The mobile is 📴 

[Ibrahim15]

The device turns off
My device has two lines when I enter the fourth generation internet line the device turns off suddenly

الجهاز ينطفئ

جهازي ام فايف خطين عندما ادخل خط الانترنت الجيل الرابع الجهاز ينطفئ فجاة

[Uliwooly]

@Ibrahim15 

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

Are you referring to setting up LTE data? or something else?