The .7z tells you it was created using the 7z compression format. The .001 indicates it is of a sequence.
: Place all the numbered parts ( .001 , .002 , etc.) into the exact same folder on your computer. part 2.7z.001
: This usually means you are missing one of the parts or one of them is corrupted. Double-check that every file in the sequence is present. : This usually means you are missing one
: You only ever need to interact with the .001 file. Right-click it and select "Extract" using a compatible tool like 7-Zip or WinZip . Right-click it and select "Extract" using a compatible
You will almost certainly need the subsequent parts— .7z.002 , .7z.003 , and so on—to actually see what’s inside. How to Open It (The "Golden Rule")
Demystifying the ".7z.001" File: What Is It and How Do You Open It?