BimmerLink Download link :App Store “BimmerLink for BMW and MINI” (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 on the Settings button.





Step2:
Click on :"Adapter".





Step3:
Select the adapter for "vLinker Bluetooth" and click Back in the upper left corner.





Step4:
Click "Done". Then back to the main page of the app.





Step5:
Enter the main page, click Connect.





Step6:
Then wait for the BimmerLink to communicate with the car.





Step7:
Connected successfully.