If you don’t see one of these options, you may have to tap Wireless and networks and then More Settings (or a three-dot menu) to see more options.
If you don’t see an LTE or 4G option, open the Phone app and dial this code: ##4636##. Once entered, tap the Send or Call button retrieve information about your phone. Tap on Send to execute the command. This code displays vital stats about your device, such as battery information, WiFi information, and more. [1] X Research source Tap on Phone information, then scroll down to Set preferred network type. Select the option that offers LTE speeds. In most cases, this option will read as LTE / GSM / WCDMA. 4G LTE will now be enabled, and the 4G logo will display at the top of your device. Repeat the above steps after rebooting your device. Resetting or rebooting your device will reset your network connection to default settings. [2] X Research source
Some carriers do not allow you to change your network type. If you don’t see the option to change, you may not be able to switch to 4G LTE.
Some carriers do not allow you to change your network type. If you don’t see the option to change, you may not be able to switch to 4G LTE.