Configuring Tethering settings in Android:
1. Go to Settings
2. Wireless and Network
3. Tethering and portable hotspot
4. Choose from USB tethering or Portable Wi-Fi Hotspot settings
4.1 USB Tethering: Connect your mobile phone or tablet via USB
4.2. Portable Hotspot: Tap to ‘checked/enable’ Portable Wi-Fi Hotspot
4.3. In Portable Wi-Fi Hotspot you can name your access point to your liking.
5. Connect your device like laptop to your new access point. In USB Tethering your laptop or desktop connection will automatically detect your connection as it will serve as a modem and in the Portable Hotspot just connect normally via your Wireless Connection Wizard or it will just detect that new set Hotspot.
6. Enjoy your shared internet.
Check more here: Android Portable Hotspot