Selecline Fixed Telephone

Well yes, but when you don't have or no longer have the manual, and when you don't know how to use "exotic" inexpensive equipment, you have to make some concessions... giving an email is the lesser evil
or he can go to Auchan at customer service, where they might "maybe" explain
I can't find his equipment and I can't even know if he really has a voicemail, or depending on his operator if he needs to dial a special number like **1 (at Free) instead of the pre-programmed 3103.

Good evening,
Manuals are generally no longer provided (paper-saving and good for the planet) when we purchase a product (any product). You have to download it as a PDF from the official website of the brand of the product. Then, you can consult it without having to print it.