An option to Lock a window/browser-tab/app to a fixed position in my field of view and let it stay there as i move around between rooms in passthrough

i have a friend who has a refurbished quest 2. my question is that will he be able to refer me to buy a brand new headset using a refurbished headset?. All the articles i read so far keep saying that a refurbished headset can't be used to claim refer...