Samsung SL-M2875FD-XAA - Manual (Page 198)

Using the NFC feature
198 2. Using a Network-Connected Machine
• For some mobile devices, NFC tag might not be located at the back of the
mobile device. Check the location of the NFC antenna on your mobile
device before tagging.
• If error message about changed PIN number appears, enter a changed
PIN number and press
OK . Follow the instruction on the app screen to
update the PIN number.
6 The printer starts faxing the content.