Oh I'm pretty sure my phone support LTE, but I'm saying that the phone might be locked to a provider (Orange) and will reject any SIM not from it. Since the pho

Oh I'm pretty sure my phone support LTE, but I'm saying that the phone might be locked to a provider (Orange) and will reject any SIM not from it. Since the phone is originally from a company which has an exclusive contract with Orange for all mobile hardware and subscriptions, it is not surprising.