Reliance jio is provide free internet 4g to India and this is inform to all that if it takes bill of jio .
So I ask my friend that is is true that now jio sim is on the 3g device
If it is true than all over India will busy to for using free internet now days the 4g internet will become slow because every one has jio and when jio is on the 3g device India needed 5g network.