Turn your Windows 7 laptop as WiFi hotspot

Creating Wireless network: 

1. Open command prompt as administrator.
2. Execute below command




           netsh wlan set hostednetwork mode=allow ssid="MySSID" key="Mykey" keyUsage=persistent

                 (replace MySSID with network name you want, and "Mykey" with your interested password)
        This enables a wireless network with given ID.
3.  Execute below command 

                netsh wlan start hostednetwork

         This starts created wireless network.

Share Internet connection on created wireless network : 

1. Go to properties fo your network connection, control panel > Networking and sharing center > Change adapter settings > "your net connection"
2. Go to sharing tab.
3. Check all boxes 
4. Select your wlan in networking connection.
5. Apply/OK

You can check new wifi hotspot in your tray. And it will be discoverable in your WiFi enabled gadgets.

To stop hot spot :

Execute below command in command prompt (opened as administrator)

netsh wlan stop hostednetwork