Operating environment: Xiaomi 12, MIUI 14, wallet 6.40.0, etc.
1. Find the key of the key card in the wallet APP.
2. Enter the key page and click the plus sign.
3. Select a physical keycard in the keycard list, and then click Add.
4. Place the door card in the NFC area on the back of the mobile phone and wait for the card data to be written successfully.
5. After successful identification, edit the name of the door card, select the card face, and complete the door card copy.