Since a personal hotspot uses your cellular data to provide an internet connection to other devices, simply toggling cellular data off and back on again may help resolve minor issues.
1.
From the Home screen, drag down the Notification panel.
2.
Tap Internet.
3.
Tap or slide the Mobile data switch to OFF.
4.
After a moment, tap or slide the Mobile data switch back to ON.
5.
You've completed the steps!
