I’m pretty sure it’s either a myth (that it doesn’t work) or some US-centric thing, because when I worked as a delivery guy, I used to go through probably hundreds of different elevators in high-density residential buildings, and most of them have doors that stay open very long to allow baby strollers and heavy appliances to be placed inside, and on pretty much all of these the door closing button works, immediately closing the door
You can just turn off receiving all messages from any user. This is specifically for people who told their friends that they don’t want to listen to voice messages and want texts, but friends still use voices. Every one I know has a friend like that.