When I on dual volte mode on both SIM cards then the network falls down two about 25% each and when I turned off of anyone SIM card's volte then both sims have full network....so...please fix this issue bcuz its a dual volte phone....

My all 2 or 3 Friends Who bought M20 with me at the same time all have Low Network problem at the same time I use real me u 1 at same location both have jio sim in it real me has full network with a great speed but our M20 have not, So Please Samsung...