: In your file explorer or the 7-Zip File Manager, right-click only on the first file in the sequence (the one ending in .001 ). Combine the Archive :
: Right-click the .001 file, select 7-Zip , and then click "Combine files..." . rellax.7z
: A progress bar will appear. Once finished, you will see the full, uncompressed file in your directory. : In your file explorer or the 7-Zip