: Select "Extract Here" or "Extract to..." using your file archiver.
The .7z.001 extension indicates this is only the of a larger compressed folder; you generally need all subsequent parts (like .002 , .003 ) in the same directory to successfully extract the contents using tools like 7-Zip or WinRAR. Potential Contents Angelica-CUSTOM-Angelica_01.7z.001
: Once extracted, look for a .txt file which usually contains usage instructions or creator credits. Do you have the remaining parts of the archive, or : Select "Extract Here" or "Extract to