Because this file comes from a "blog post" and is part of a large, segmented archive, ensure you trust the source. Segmented RAR archives are sometimes used to distribute large media files, software, or games, but they can also be used to hide malicious content.
When a file or folder is too large for a single download or storage device, it is often split into multiple "parts" or volumes. DODIFHV.part21.rar
Right-click on Part 1 and select "Extract Here" or "Extract to [Folder Name]." The software will automatically link all the volumes (including part 21) to rebuild the original file. Because this file comes from a "blog post"
You will need a utility that supports RAR files, such as WinRAR , 7-Zip , or the native RAR support found in Windows 11. Right-click on Part 1 and select "Extract Here"