Help:Extension:UniversalLanguageSelector/Input methods/de-transliteration

From mediawiki.org

This input method allows you to enter special characters used in the German language if they are not available on your keyboard.

What you type What you get
~a ä
~A Ä
~o ö
~O Ö
~u ü
~U Ü
~s ß
~S ß

Issue

Sadly it doesn't work on a Samsung XE500C21 Chromebook (ChromeOS).