How to add an access card to Huawei Watch GT2?

1. Use pn532 hardware and put in the original access card.

2. Click a key to decode and wait for the decoding to be completed.

3. Save the data and remove the original card.

4. Find the UID card equipped with the device, put it on the device, click the UID card, and wait for the writing to be completed.

5. Click on the appropriate format card (the UID card we just wrote).

6. Simulate the UID card we just formatted on the mobile phone.

7. After the simulation is completed, put gt2 on the card reader.

8. Import the file we just saved, click the ordinary M 1 card, and it will be ok after writing.

9. At this point, the access card has been successfully added.