My way of doing it is to just say to people hey, can we use thus instead I can't use FB for ... reasons, here let me help you install it. I had problems with t

My way of doing it is to just say to people hey, can we use thus instead I can't use FB for ... reasons, here let me help you install it. I had problems with that only once. I guess it depends on people you are around with. But most people have different groups of friends on different apps already so it's usually no big deal.