Old buffet worlds that were generated using the caves or floating_islands generator do not generate strongholds anymore. Ender eyes also do not locate strongholds that were already generated previously anymore. How to reproduce Go to 1.15 and generate a new buffet world using the caves or floating...
Type %appdata% into the prompt and run the command. A folder filled with other folders will now open. Just find the Minecraft folder among these and open it. In .minecraft you will find another folder, saves. Move your world file into this folder and you’re all done. For MacOS Users...
The Floating Ruins Mod adds a new bit of exploration and adventure to Minecraft. It puts random floating islands around the world as if they were lifted right from the ground. Obviously they’ll be a little tough to get to unless you build up to them but be sure you go there armed. T...