Comment by stephen_g
Preferences shows up in the sidebar (that has the login and signup buttons) if you have an account.
Otherwise it's up to the instance admin to choose the default.
Preferences shows up in the sidebar (that has the login and signup buttons) if you have an account.
Otherwise it's up to the instance admin to choose the default.
And the admin should probably use the automatic setting. There is a feature request for a user preference when not logged in.[1]
[1]: https://github.com/mastodon/mastodon/issues/30193