How to troubleshoot the Personal Hotspot feature on your iPhone
If you're experiencing issues with the Personal Hotspot feature on your iPhone, troubleshoot the issue with the steps below:
1Go to Settings > Cellular and confirm that the Cellular Data option is enabled.
2Check your signal strength in the corner of your iPhone display. If you have less than 2 bars, try moving away from tall buildings, basements, or large electronic devices to improve your signal. You may need to restart your device to refresh your connection to the network.