Change GETTR Language Preferences:
Web:
Click on your avatar in the top right.
Click on "Language."
Select a language.
iOS:
Go to your local Settings.
Find GETTR and tap it.
In "preferred language," select your desired language.
Android:
Open the app.
Tap your avatar (located at the top left corner).
Tap on "Settings."
Tap on "Languages" and select your desired language.
Save your changes.
Note: Language settings apply only to your interface language; posts language will remain unchanged.