Choose 7-Zip > Extract Here (or "Extract to [folder name]").
You only need to initiate the extraction on the .001 file; it will prompt for the others automatically if they are present. 4our.7z
Make sure 4our.7z.001 , 4our.7z.002 , etc., are all located together. Open the first part: Right-click the .7z.001 file. Choose 7-Zip > Extract Here (or "Extract to [folder name]")
is required for this process, as default archive tools in some operating systems may not support split 7z archives. 4our.7z
7-Zip will automatically combine all parts and extract the content. Key Notes: