Hi @Charly4586, welcome to our forum!
Your question has been translated to English as this is an International forum, please post any replies in English.
I'm afraid that I'm not really sure that I understand your question all together, are you not able to activate mobile data at all in your device? You can try and downloaded the Internet settings in your device if you go to Settings > More > Internet settings > Accept.
Let me know how it went and I'm sorry if I misunderstood your question.
