Contact Samsung Support. Contact us online through chat and get support from an expert on your computer, mobile device or tablet. Support is also available on your mobile device through the Samsung Members App. While previous Galaxy device had a refresh rate of 60 Hz, newer devices have smooth displays with the ability to go up to 120 Hz! 3 Select Settings. 4 Select CONNECTIONS and More networks. 5 Select Mobile networks. 6 Select Network mode. 7 Switch between 3G/4G Samsung Galaxy Note 4. The Galaxy Note 3 is part of Samsung's popular line of extra-large smartphone-tablet hybrids, or Phablets. This 5.7-inch device features a beautiful full HD Super AMOLED 16:9 display with 1920x1080 resolution. Equipped with a 2.3 HGz Quad-Core Processor, 32GB internal memory and a Micro SD slot with expandable memory of up to 64GB. Follow these steps: Open the Settings app. Tap Connections, then Mobile Networks.You may also have to select a SIM if your device has more than one. You should see a Network mode option. Select it Vay Tiền Nhanh Ggads.

samsung note 3 4g settings