: You gain everything from 1.15 (Bees), 1.16 (The Nether Update), and 1.17 (Amethyst, Copper, Goats).
Are there included in the ZIP, or is it purely a vanilla world? Are you seeing any specific errors when you try to open it? 1-14_to_1-17.zip
: In the Minecraft menu, select the world -> Edit -> Optimize World. This converts all old chunks to the 1.17 format. : You gain everything from 1