Change your Gmail language settings
You can change the language you use to see Gmail, and use special keyboards to type in other languages.
To change the language of the Gmail app, you need to change the phone's language setting. When you change this setting, it will change the language of all the apps on your phone.
- Open the Settings app.
- Tap General Language & Region iPhone or iPad Language.
- Select your preferred language.
- Tap Done.