User Activity

So I was planning to change my notification sound for some apps so that I could differentiate between them just by sound. But I didn't get the option when I tried. Settings> Notifications>App notifications> Discord(for example)> and I get four option...
My device is M34. It is a low-midrange phone so I don't expect it to click as good a picture as other Samsung high-end devices. But what I expect is the pictures to be lil more colour accurate. If the object is dark blue, in picture it looks like pur...