How does Apple mobile phone change app English into Chinese version?

1. To convert Apple App from English to Chinese, you need to set the language of the mobile phone system to Chinese.

2. Click Settings-General-Multilingual Environment-Language.

3. Then select Simplified Chinese or Traditional Chinese in the language and confirm the completion. Then the language of the mobile phone system will be changed to Chinese, and when you enter the app, you will find that everything has become Chinese.