You need a specialized tool like 7-Zip or WinRAR .

To get the actual content inside, you cannot just open the .001 file alone. You need to "reassemble" the archive.

Ensure you have every numbered part (001, 002, 003, etc.) downloaded and saved in the same folder on your computer.

The software will automatically detect and pull data from the other numbered parts to recreate the original file. Troubleshooting Common Issues How to extract part files 001 using 7zip on windows (2026)

There are usually subsequent parts like LilyoftheValley1.7z.002 , 003 , and so on. How to Extract LilyoftheValley1