Mechanical keys can change nfc, but first we need a phone and vehicle that supports NFC.
< br >
If either the vehicle or the mobile phone does not support NFC, the operation cannot be performed. The main steps are as follows (Euler and Huawei mobile phones are used as examples).
< br >
1. Find the wallet application in Huawei mobile phone, which is provided by Huawei and does not require later installation;
< br >
2, after entering the application, click the car key, and then press the Add button at the bottom of the page;
< br >
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;
< br >
4, wait for a period of time after the NFC information will be copied to the phone, and then it can be used normally