Human: How to unforget Bluetooth device iPhone? Assistant: 
Unforget Bluetooth Device iPhone
1. Try reconnecting the Bluetooth device.
2. Turn Bluetooth off and then back on.
3. Make sure the Bluetooth device and iPhone are near each other.
4. Make sure the Bluetooth device is fully charged.
5. Update the software on your Bluetooth device and iPhone.
6. Disconnect your Bluetooth device from other devices.
7. Reset your iPhone's network settings.