How to copy the access card of Black Shark 4 mobile phone nfc

Open your wallet, find the key card button, then click Enter and follow the instructions.

Step two:

According to the diagram, put the door card on the back of the phone, and the phone will vibrate slightly after sensing the card. .

Step 3:

After authenticating the identity information, the entry can be completed.

It should be noted that the encrypted key card cannot be copied.

As shown in the figure below:

Since the introduction of NFC function, various mobile phone manufacturers have gradually added this function to their wallets. Just open the mobile wallet and copy the door card, and use the mobile phone to open the door when entering and leaving the community.

This makes it convenient for more people, so they don't have to carry their access cards with them and don't have to be afraid of losing them.