If mobile is required to have internet in it, otherwise that mobile becomes a useless object, today we are going to look at a better Force LTE Only
3G Lite or 4G Lite even when using multiple networks, we will definitely help you in this matter We promise
Usually, even if we buy a mobile phone at a higher cost in the present times, we should put the cheapest internet pack in it so that we can use the features in it
If you have free 4G data transfer and You must pay for 3G, just set up your network for only LTE.
It is depends what phone brand your phone is. Some phone brands block opportunity to force switch network.