How to Fix Invalid IMEI Problem in an Android Device ? Android mobile IMEI change (Must Root)

Fix and solve the problem of invalid IMEI in your android device causing no signal & no network with this effective method for Mediatek phone.

I will give below required Apps :-

       1.KingoApp Root mobile or pc

       2.Chamelephon imei changer


otherwise contact me on mail.........


musicda.in@gmail.com

I will help you anytime