

Boot up your S3 and turn on Mobile Network option and see if 3G/4G has been restored. modification of software samsung is not liable for performance charging port is not fully dry, your device may operate abnormally. when I did *#0011# it show following attached img.
ZTE FLASH WONT TURN OFF UPDATE
Click on your Phone Model to download tutorial Samsung ACE Samsung Galaxy S4 Samsung Note 3 Samsung S5 LG G2 and G3 Samsung Galaxy J3 V SM-J320V Software Update Step by Step: 1- Run Samsung Odin flasher as Administrator. When setting up in menus if Network mode is set to 4g/3g/2g (auto connect) the data does not work. Scroll down to Mobile Networks, tap on it and then tap on the Network Mode. Part 2: One click to make Samsung keyboard work again.

Samsung j3 4g not working You will feel a quick vibration from your phone.
