Can I Use A 4G Sim In A 3G Phone Mobilityarena
if it is a regular 4G SIM card, it is possible, but you will not get a 4G connection. If your network operator offers 3G and 2G networks, the SIM will lock on to either of those for calls and data. To be able to use a 4G internet connection, you need to put your 4G SIM card in a compatible 4G smartphone. To understand 4G compatibility On the other hand, if it is a 4G-only SIM card, i....
