1. First, open the Apple phone and click the Settings icon. As shown in the figure below:
2. After entering the setting interface, click the registered Apple ID at the top. As shown in the figure below:
3. Click the name column. As shown in the figure below:
4. Click on the name. As shown in the figure below:
5. Then enter the name you want to modify and click Finish. As shown in the figure below:
6. Finally, the name of Apple was successfully modified. As shown in the figure below: