On your iOS or iPadOS devices, go to Settings > Bluetooth and turn Bluetooth off and back on.On your devices, turn Bluetooth off and back on: If you see a password error when you try to join Personal Hotspot, check the Wi-Fi password: On the device that provides Personal Hotspot, go to Settings > Personal Hotspot to see the Wi-Fi password.The network name is the same as the iOS device that provides Personal Hotspot and the Personal Hotspot icon might appear next to it. Make sure that you connect to the correct Wi-Fi network.On the device that needs to connect to Personal Hotspot, follow these steps: Stay on this screen until you connect your other device to the Wi-Fi network.Then try connecting your devices again to your Personal Hotspot. If you're using an iPhone 12 model or later, turn on Maximize Compatibility.If you want to change the Wi-Fi network name, learn how to change your device name. Remember the device's Wi-Fi network name and password that appear on this screen.Make sure that Allow Others to Join is on.

On the device that provides Personal Hotspot, go to Settings > Personal Hotspot, then follow these steps:

Iphone 6 s hotspot