Changes to the language version
Occasionally it can happen that the customer uses an English operating system version, for example, and would rather play with the German texts. What can he do:
It's easy with macOS Catalina :
1) Under the apple menu, you call up "System Preferences ...".
2) Then click on "Language & Region" and then on the Apps tab.
=> Then simply click on the addition symbol ("+") and select our program.
=> Then you can change the language on the right side of the line.
The result could look like the following picture. I wanted to test the English language version on my German system: