@Sempf
Such #mobiledevices are still available from a #austria n company Emporia Telecom
https://www.emporiamobile.com/en-de
This company focuses on devices for elderly or disabled persons.
My 85 year old mother-in-law has problems with pressing a button to take a call is difficult to such persons a flip phone is the mobile of choice. Just open it and take the call. Such easy it can be.