RTX ON 1.21.5 brings a large improvement to Minecraft's UI with the brand new Essential mod, with this mod you can easily add friends, have new cosmetics and have more control over other mods. IMPORTANT: CONTINUITY AND GAP FIX MODEL CURRENTLY DOES NOT WORK IN THIS VERSION OF MINECRAFT, PLEASE WAIT AS THEY WILL BE UPDATED TO SUPPORT 1.21.5 SOON.