Click OK in the dialog box to recombine and extract the files. Method 2: Quick Double-Click Navigate to the folder holding all parts. the first file ( duo.7z.001 ).

To put together (recombine) a split .7z file—likely named something like duo.7z.001 , duo.7z.002 , etc.—you need to use a file archiver like 7-Zip to join them back into a single usable file. Here is how to put the duo.7z parts together: Prerequisites

7-Zip will automatically recognize the sequence and prompt you to extract the combined contents. If you are combining them for a specific purpose, tell me:

Navigate to the folder containing your duo.7z.001 , duo.7z.002 files. ( duo.7z.001 ). Click the Extract button in the top menu.

of the archive (e.g., a software ROM, media files, or documents)? Are you getting an error message ?

I can provide the next steps for installing or opening that specific type of file. How to Split and Join Files with 7zip | How to install 7zip

Ensure all parts ( .001 , .002 , etc.) are in the same folder. Install 7-Zip: If you don't have it, download 7-Zip . Method 1: Using 7-Zip GUI (Recommended) Open 7-Zip File Manager .