Network Switcher is a simple solution for those who want to lock network mode the mobile device....
Some devices show only few radio network modes to choose from limiting your option to choose some of this network modes.
You can choose one of the following mode under network type.
* WCDMA Preferred
* WCDMA Only (for 3G only)
* CDMA Only
* LTE Only
* EDGE Only (to save battery)
You can select LTE only or WCMDA only at marginal coverage areas and get your device locked in to a specific network mode to unlock the best potential seed at your location
or you can simply use 2G only mode to save the battery life....