Go to the Settings menu, then scroll down and tap on Mobile Networks. Tap on that option and then tap on the Network Mode . You should see LTE network selections, and you can just pick the best one for your carrier.
Read moreHow do you unlock all bands on Android?
Type in *#*#SERVICE#*#* (*#*#7378423#*#*) to see your new bands that your phone can use! If your phone can’t boot then flash stock FTF to your device and you should have your reception back!
Read moreHow do I change the band on my Android phone?
Press “Menu” on Samsung devices and then select “Settings.” Scroll down and select “Network Selection,” then find and press “Network Services.” Look for the option called “Band Selection” and select it.
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