How to copy the community access card to the mobile phone?

When copying is needed, the method steps are as follows:

Operating tool: Xiaomi 9

Operating system: miui? 1 1.0

Operating software: wallet app

Step 1: Click on the mobile phone desktop to open the wallet app.

Step 2: After opening, select the+sign in the upper right corner.

Step 3, select key options from the extended options.

Step 4, select the option to simulate the existing door key to the mobile phone.

Step 5, put the access card on the mobile phone to read the card.

Step 6: If the card is read successfully, you can swipe the card directly.