A: Simply copy your saves folder from the old directory to the new one after downloading the latest version.
The absolute cleanest way to download Eaglecraft is as a single .html file. Developers compile the entire game assets, logic, and textures into this one file.
Eaglecraft Single Player Download New: Experience Minecraft in Your Browser
The most straightforward way to download EagleCraft for single-player is to acquire the offline HTML file. This single file contains everything you need—no internet connection required after download.