why core prime us spec not working 3g in europe

[AC Question]

i bought core prime g360t from us.now i m back in spain,but here it is working with 2g network only.3g and 4g is not working.

 

[meattray]

I'd check a couple of things. See which bands the phone offers and see if that works with your carrier.

The only other option would be to check your apn settings.