admin/setting/mobilefeatures

Language

Words and phrases displayed in the app can be customised via the "Custom language strings" (customlangstrings) setting in Administration > Site administration > Mobile app > Mobile features

Enter each custom language string on a new line with format: string identifier, custom language string and language code, separated by pipe characters. For example:

mm.user.student|Learner|en
mm.user.student|Aprendiz|es

For a complete list of string identifiers see this file:

There, in each line at the left (before the colons), is the string identifier. See the following example:

In the same line, at the right of the colons is the language string (in this case in English)