Make sure your device has NFC capabilities. If it does have NFC, you need to make sure the NFC is enabled on your device.

↠ How to turn on NFC

Go to Settings → More → Tap on the NFC switch to activate it, the Android Beam function will also automatically turn on. If the Android Beam does not automatically turn on, just tap it and select Yes to turn it on.

Smartphones’ NFC capabilities operate in tandem with Android Beam. If Android Beam is disabled, it may limit NFC’s sharing capacity.