Publicaciones hechas por por Howard Miller

Imagen de Core developers Imagen de Documentation writers Imagen de Particularly helpful Moodlers Imagen de Peer reviewers Imagen de Plugin developers
Moodle uses Bootstrap 4 and Bootstrap facilitates stick nav-bars, so I imagine it's *possible*. I've never done it. I've never used those "additional..." boxes for anything other than adding JS scripts.
Imagen de Core developers Imagen de Documentation writers Imagen de Particularly helpful Moodlers Imagen de Peer reviewers Imagen de Plugin developers
Having had lots of bad experiences upgrading MySQL, it's absolutely vital that you get a complete dump of the database(s). In fact, it's probably easier to do a clean install of MySQL and then re-upload all the data.