Right-click the .001 file, hover over "7-Zip," and select "Extract Here" or "Extract to [folder name]".
While Windows Explorer can open simple zip files, splitting/multi-part archives often require third-party tools like 7-Zip or WinRAR to properly reassemble them. How to Extract "Part 1" (DKzip) Part 1- DKzip
Find the file ending in .001 or .zip.001 . Right-click the
Ensure you have part1 , part2 , etc., in the same directory. Right-click the .001 file