ABRPĀ Download link:A Better Routeplanner (ABRP) on the AppĀ Store (apple.com)
NOTE:
Just enable Bluetooth settings on your iOS device.
DO NOT Need to connect Bluetooth Name on iOS device.
Then connect the Bluetooth device name in the OBD app setting.
Step1:
Open the APP and click the button in the upper left corner.
Step2:
Click on "Plan settings".
Step3:
Click on "Edit settings".
Step4:
Click on "+ OBD".
Step5:
Click on "Understood".
Step6:
Select "vLinker FD-iOS".
Step7:
Connected successfully.