Hw can I change my vivo y18l n. etwork from 2g to 3gtwpem

[Kelvino229]

Hw to change my vivo y18l network from edge to 3g and 4g

 

[B. Diddy]

Welcome to Android Central! Go to Settings>Mobile Networks>Preferred Network Type, and make sure it's set to something that includes 3G/4G.

Also, which carrier are you on? Are you certain the phone supports the carrier's 3G and 4G bands?