Sites are continuously added and updated. Using SCFN regularly will result in familiarity. You can type m , then y , at any screen to return to the Main Menu. Shortcuts are designed to help you more easily navigate among the hundreds of available menus by using the j command. See below for further instructions.
Lynx provides numbers to all links.
Links to images do not work in a text-based system. Accidentally selecting one of them does no harm. Just type c to cancel the request. You can create your own set of bookmarks. Whenever you want to return to a favorite site, press v to view your bookmarks, select the site you want using the up and down arrow keys and press .