Find the \"Wallet\" application in Huawei mobile phone, which is provided by Huawei and does not require later installation;
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2, after entering the application, click \"car key\
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3, as prompted to add the key, the NFC card trademark towards the phone, brush in the sensor area above the back, bind the fingerprint to unlock;
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4, wait for a period of time after the NFC information will be copied to the phone, and then it can be used normally