1. Open the Yuetong Card app: Make sure that the official Yuetong Card app has been downloaded and logged in on the mobile phone.
2. Navigate to Label Management: in the main interface or menu of Yuetong Card app, look for label management, card management or similar options, and click Enter.
3. Select change label: in the label management interface, find options such as changing label and binding new label, and click OK.
4. Scan the new tag: according to the tips of the app, search for "scan" or similar buttons on the interface, and scan the new electronic tag with the camera of the mobile phone. Make sure that the new label is within the scannable range.
5. Confirm the replacement: confirm the scanning result of the new label and associate it with the Yuetong card you need to replace, and click OK or Next. You also need to provide some personally identifiable information for verification.
6. Complete the replacement: Wait a moment. After the system processing is completed, Yuetong Card will be successfully associated and replaced with a new electronic tag. Guangdong Yuetong Card app is a multi-functional smartphone application software, which is used for toll collection, recharge and payment of expressway network.