You may need to try several troubleshooting methods if your iPhone's personal hotspot isn't working. Maskot/Getty Images If you don't have access to WiFi, you can set up a personal hotspot on your iPhone and share your cellular connection with other devices. If your personal hotspot isn't working, you should ensure it's enabled and toggle WiFi off and back on on the other device. You can also try resetting your network settings or even switch to a different connection method like Bluetooth or USB cable. Visit Insider's Tech Reference library for more stories. A personal hotspot can be a lifesaver.