: This indicates the file is part of a 7-Zip archive , a compressed folder used to reduce file size.
: You must have all the numbered pieces of the set (at least cch.7z.001 and cch.7z.002 ) in the same folder . cch.7z.002
7z.002" . This is a specific type of file fragment, and What is this file? : This indicates the file is part of
: This means it is the second part of a "split" archive. Large files are often broken into smaller chunks (e.g., .001, .002, .003) to make them easier to upload or share. How do you open it? cch.7z.002