ATT IPhone 6s+ Problems connectiong to MetroPCS

[Rita_14]

I've taken AT&T unlocked Iphone 6s+ to MetroPCS but they can't connect it what can the problem be?

 

[hang-the-9]

They need to fix it, it's their network and SIM card.

 

[hang-the-9]

They need to fix it, it's their network and SIM card.