With this app you can Change Signal to
4G/3G/2G, you can choose the bestest conexion mode . Especially for phones which don't have 4G/3G/2G option and have only 2G/3G/4G.
Switch 4G/3G/2G
Test your conexion.
4G/LTE Only
3G Only
2G Only
Somente 4G
Fix update
9Apps 4.9
