I am Samuel I can help!
Have you ever used bluetooth before?
Step 1: Turn Bluetooth On for both devices. Ensure that the other device is set to be visible to all devices. Tap Scan button to see the list of available devices.
Step 2: The other device should then appear on the list. Tap its name to pair with
Step 3: A Bluetooth pairing prompt screen will be displayed. Tap the Ok button to proceed with the pairing. To ensure complete pairing, confirm the request on the other device as well.
If pairing is successful, the name of the other device should show up in the list of paired devices in Settings > Bluetooth.
Now, to transfer contacts using Bluetooth, follow these steps:
Step 1: Tap on Contacts.
Step 2: Tap on More.
Step 3: Tap on Share.
Step 4: Tap on the checkbox of the Contact you want to share.
Step 5: Tap on Share.
Step 6: Tap on Bluetooth icon.
Step 7: Tap on the paired device, a message will appear on the other device asking if you want to accept the sent file.
A prompt will appear on the phone if the contact was transferred successfully.
The directions will differ a bit based on device and version of the software.