when the console goes into sleep mode (not powers all the way off) the Microsoft account logs out and prevents the earnings of achievements because your account isn’t logged in.

a possible solution would be to keep the account logged in at all times after the initial log in and pairing or a best alternative that should be added regardless is to allow us to log back in from the settings so we don’t have to interrupt our game session by going back to the main menu and having the loading screens