Select a file to download> Pre-Reset 2019-01-02 > Pre-Reset 2019-05-01 > Pre-Reset 2019-09-01
How to use:
You should now be left with a "world" folder with files inside of it. You can rename this folder to whatever you want.
To play on this world, go to the single player world selection menu, then select the world that matches the name of the folder you extracted.