iPhone Hot Spot for laptop

(1) Enable Personal Hotpot on your iPhone
On your phone tap Settings -> Cellular -> Personal Hotspot
If the slider to the right of “Personal Hotspot” is white and positioned to the left, tap the slider so that it is green and positioned to the right
Take note of the Wi-Fi Password listed.  If you’d like to change the password, tap the password to change it and press Done to save it

(2) Connect your laptop to your Hotspot
Click the Wi-Fi icon on your laptop to display the list of available networks
Select your iPhone from the list
Enter the phone’s Wi-Fi password