Question: how to transfer android contacts via bluetooth?
Answer: 1 Tap on Contacts.
2 Tap on More.
3 Tap on Share.
4 Tap on the checkbox of the Contact you want to share.
5 Tap on Share.
6 Tap on Bluetooth icon.
7 Tap on the paired device, a message will appear on the other device asking if you want to accept the sent file.