Right click any .mp3 file (in Caja) to open Properties. Tab to Open With. Click on the plus Add button. Add your favorite Audio player (Rhythmbox). Make it the default by having the dot next to Rythmbox solid black. Done.
Right click any .mp3 file (in Caja) to open Properties. Tab to Open With. Click on the plus Add button. Add your favorite Audio player (Rhythmbox). Make it the default by having the dot next to Rythmbox solid black. Done.