Your IQoo neo5 mobile phone is 4g network, then you look at whether your mobile phone is turned on 5g signal, or give priority to 5g, and your mobile phone card is not 5g package?
If your card is not a 5g package, it may not show 5g signal, at the same time, there is also a possibility that there is no 5g signal in your area, so the phone will naturally use 4g network will also show 4g signal
vivo iqoo neo5 mobile phone terminal is a 5g mobile phone, showing 4g network Possible causes :1. The 5g switch of the user's mobile phone is not turned on; 2. There is no 5g base station coverage in the place where the user is located or the 5g network signal is too weak;