Android phones nowadays come with great connectivity options, like 3G and 4G LTE. The 3G and 4G LTE network offers faster internet data speeds than the 2G, GPRS or EDGE. If you subscribed to 4G LTE or 3G internet Data plan it is very vital and beneficial to use it in LTE, HSPA+ or WCDMA only as Preferred Network Internet speeds. In some cases to avoid heavy data charges you might prefer to go with 2G GPRS network mode only. If you have 4G phone below methods will help you to switch between different network modes. But if you have 3G smartphone and want to use 4G LTE SIM card on 3G phone you can yes you can.


https://www.youtube.com/watch?v=9BdNjsftisY