
WHEN DONE WITH MAP AND WANT TO CONTINUE GOALS & ENDINGS, 

1) HIT WIN + R
2) ENTER IN '%APPDATA%\.minecraft\saves\Four Black Walls'
3) DRAG THE 'advancements' FOLDER ONTO YOUR DESKTOP.
4) DELETE 'Four Black Walls', THE FOLDER MAP.
5) OPEN THE DOWNLOADED MAP .ZIP, AND DRAG THE 'Four Black Walls' MAP FOLDER INTO YOUR 'saves' FOLDER.
6) DRAG THE 'advancements' FOLDER THAT WAS ON YOUR DESKTOP, AND DRAG IT INTO THE 'Four Black Walls' FOLDER.