Then BUY one. It is her dwelling, but not HER home until she owns it.
Quite correct. If you have enough money you can do what ever you want. If not, you do what those with money will allow you to do.
“..she thinks she should be allowed to do what she wants in her own home.”
It’s an apartment! She will never own it (except maybe out here in San Francisco where people over 60 cannot be forced out of a rental property except for non-payment of the rent).