Many users are complaining personal hotspot icon is greyed out on their iPhone after the iOS 15 update. In this video, we will show you some easy and effective ways to fix personal hotspot greyed out in iPhone 12, 12 Mini, 12 Pro Max, 11 Pro Max, SE 2, XS Max, or any iPhone running on iOS 15. 0:00 Why this problem happens 0:35 Change Cellular Data Settings 1:30 Eject and Reinsert Sim Card 1:49 Reset Network Settings then Reset All Settings 2:35 Talk to your Network Provider