Turn on Portable Wi-Fi hotspotImprove your mobile computing experience. Simple and fast. Before running the application configuration is required. SETTING: Settings->More. >Tethering & portable hotspot->Set up Wi-Fi hotspothttps://support.google.com/android/answer/182134Rename or secure your portable hotspotYou can change the name of your phone's Wi-Fi network name (SSID) and secure its Wi-Fi network when it's acting as a portable hotspot. Go to Settings > Wireless & networks > More > Tethering & portable hotspot. Make sure Portable Wi-Fi hotspot is checked. Touch Configure Wi-Fi hotspot. The Configure Wi-Fi hotspot dialog opens. Set your name and security options as follows: Change the NetworkTO USE: Just touch Portable Wi-Fi hotspot icon on / off. Subscribing to smartphone data plan is needed for users of some telecommunication firms.