Huawei mobile phones support the NFC function, so you can use this function to recharge the metro card. The following are the general steps for using a Huawei mobile phone to charge a Metrocard directly:
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Ensure that the NFC function is enabled. You can go to the \"Settings > More > NFC \"to check and enable the NFC function.
Download and install apps that support metro card top-up, such as wechat, Alipay, or other city-specific transportation apps.
Find the NFC sensing area of the phone, which is usually located on the back of the phone.
Place the Metrocard on the NFC sensing area of the phone.
When the phone recognizes the Metrocard, a list of recognized apps pops up. Select an app from the list that is installed and supports Metrocard top-up.
Complete the Metrocard recharge process according to the application's instructions.
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Please note that Metrocards and top-up apps may vary from city to city, so make sure you download and use the right app and follow the app's prompts. If you encounter any problems, it is recommended to check the application instructions or contact the relevant customer support.
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In addition, due to the continuous update of technology and applications, the specific operating steps may change. Therefore, you are advised to refer to the official guide of Huawei mobile phones or the latest user guide of related applications.