Desktop.7z.002 «Browser»

: Use 7-Zip (Windows) or Keka/The Unarchiver (macOS) to handle these formats. What This File Likely Contains

: Like any .7z file, these can be password protected. You will prompted for the password only after the software begins reassembling the pieces. Desktop.7z.002

Do you have the of this archive, or are you trying to verify the checksum of this specific piece? : Use 7-Zip (Windows) or Keka/The Unarchiver (macOS)

: Always right-click on the file ending in .001 to start the extraction process. Desktop.7z.002

You cannot open this file by itself. It is a "slice" of a larger archive. To extract the data, you must: