Homepage › Forums › RetroPie Project › Everything else related to the RetroPie Project › Update from 2.2 to 2.3? › Reply To: Update from 2.2 to 2.3?
I think all you should need to do is run the retropie_setup.sh script and tell it to update either the binaries or use the sources. If memory serves there is also an option to update the script as well, which probably should be done first!