Samsung Galaxy S5

configure Mobile Hotspot

1. From Home screen, navigate: Apps Applications icon > Mobile Hotspot.
2. From the Wireless and networks section, tap More networks.
3. Tap Mobile Hotspot.
4. Tap the Menu icon Menu icon (upper-right) then select Configure hotspot
5. Tap Configure hotspot.
6. From the Configure hotspot screen, configure the Network SSID and WPA2 PSK Security and Password
7. Under "Advanced options" you can configure the Broadcast channel: 2.4 GHz Band or 5 GHz Band

You should consider the appropriate Timeout settings

1. Tap Timeout settings.
2. Note Sets how long before the hotspot will turn off after no activity.