[ANLEITUNG] OnePlus 6/6T - Dual VoLTE + VoWiFi freischalten [DE/EN] [Ohne Root]

-Post must be written or translated in German, there are several services available e.g. deepl.com (recommended) or Google Translate.

- In the case of translations, the translated text in English must be included. So that the translation can be corrected if necessary.