Contribution d'origine par : Writing School

Texte:

Go to dial pad and type # *# *4636 # * # *. Now your phone is in testing mode. Go to Phone Information and scroll down. Click on Turn off radio. Once it is on, selects the network according to your country network from the above option. If your SIM card is 4G, then select LTE. When selected, click on Turn on Radio again and wait for the network to connect. It is suitable for all smartphones.

Statut:

open