Usar la aplicación APKPure
Obtener Network Switch(3g/4g) versión histórica en Android
Siempre luchado con una conexión 4G inestable?Estás en el lugar correcto!
This widget app takes you directly to the phone's radio service settings menu, from where you can choose from over 20 network modes including (4G only, 3G only, 2G only, 4G/3G auto switch) and much more you never knew your phone had in it.
-Install the app
-Add widget to the home screen
-Enjoy!