There are different ways you can share internet connection on Samsung galaxy phones with other mobile phone users or another Samsung device. The Hotspot feature lets you share your mobile device’s data connection with other devices by turning your device into a wireless access point
You can turn your Android device into a portable WLAN hotspot or wifi router, to share your Android device’s Internet connection with one or more computers, mobile phones or tablets, like HTC mobile, Motorola smartphones, Huawei mobiles, LG, Lenovo, etc.
Turn on Wi-Fi hotspot on Samsung smartphone
1. Open Settings on your Samsung smartphone.
2. Tap on Wireless and Networks option.
3. Tap Tethering and Mobile hotspot setting.
From the menu list : Portable WLAN/Wi-Fi hotspot, USB tethering and Bluetooth tethering , you can easily find mobile hotspot option from Settings >> Tethering and Mobile hotspot.
Make sure you aren’t on Wi-Fi before you go to activate Wi-fi hotspot on your Samsung mobiles. Slide to enable Mobile Hotspot or Portable Wi-Fi Hotspot