Ss-sav-009_s.7z.001 -

: You need all accompanying parts (e.g., .7z.002 , .7z.003 , etc.). You cannot extract the data using only the .001 file.

: Right-click only the file ending in .001 . Extract : SS-Sav-009_s.7z.001

: Place SS-Sav-009_s.7z.001 and all other numbered parts in the exact same directory. : You need all accompanying parts (e