: If you just want to merge them into one large .7z file without extracting yet, you can use the Command Prompt (Windows): copy /b Tc-Yose-011.7z.001 + Tc-Yose-011.7z.002 Tc-Yose-011.7z
You do not need to manually join them; extraction software does this automatically: Tc-Yose-011.7z.002
: Use The Unarchiver or Keka . Open the .001 file, and it will automatically pull data from .002 and the others to create the "solid" original file. Linux : Use the command 7z x Tc-Yose-011.7z.001 . 3. Troubleshooting : If you just want to merge them into one large