If you are a student on Moodle, here's a quick overview of the changes you can expect to see when your Moodle site is using Moodle 4.3.
Improved course page flow
Narrower activity cards with smaller icons.
Access completion conditions from a dropdown menu.
Neater display of Show more/less links for restrictions
Participate in a dedicated messaging room
Your teacher can enable a course messaging room accessible from a link icon.
Course index collapse/expand all
Expand all/collapse all options for the course index on the course page.
Text and Media area name
Text and media areas can now have names which display in the Course index.
A full screen button makes editing easier.
Floating buttons enhance navigation of the Book resource.