Enabling Instant Tethering Feature With Google Play Services 10.2 And Android 7.1.1. Currently, Instant Tethering Feature is Only Available in Google Nexus and Pixel for Intelligent Internet Sharing.
Internet sharing was set available to Android users for a long time, known as Internet tethering. In this mode, the user’s internet connection is shared over Wi-Fi under an SSID set by the Android user. Within a limited range, other peripheral devices with built-in Wi-Fi radios can search for Wi-Fi networks. These networks are shared by devices with a cellular data network and may connect to the tethering device to enjoy internet connectivity.
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