Since my area is having jio 5g, and I also enrolled for jio true 5g in myjio app but after one weak completed still it is not supporting or jio 5g is not supporting on my device. Is thire any software update they need to release?

i cant use my sim internet in my A7 2016. It irritates to use my phone

my A7 206 internet not comming but same sim in other phones it shows more than a mbps net please solve it. it irritates to use

my A7 2016 phone internet is not working with jio and other carriers. please update it because it irritates to use the phone without an internet

please update A7 2016 to oreo or at least give samsung experience 8.1 because even lower prized devices how it with nougat. You samsung people make this mobile as thinking low budget phone.