If we switch 4G to another sim rather than jio then immediately the jio network goes out. So it made me compulsary to use JIO data services only otherwise it will be off.Suppose i have a jio sim and internet data pack on AIRTEL sim how should i use ...
what ever it may be why you r forcing us to use net only from 4g only.means. let the jio may be 4g on sim slot 1.let in sim slot 1 there exist another sim suppose airtel.obviously the 2nd sim would be on 3g/2g.so my suggestion is let us use that 2nd ...
it means by default your sim has been selected and if any app is using ur sim for messaging or any purpose it would send message by sim 1. or if you do a video calling in phone app directly that from that sim only it calls.