If you are looking for official software, always go directly to the Elgato Downloads page to avoid suspicious or broken split archives.
When you see a file ending in .001 , it means you have the .
Ensure every numbered part of the file (001, 002, etc.) is in the same directory. Download a Tool: Use the official 7-Zip or WinRAR software. Elgato 7z 001
Right-click the .001 file and select "Extract." The software will automatically find the other parts and combine them into the original file.
If you're trying to or looking for a specific driver , let me know: If you are looking for official software, always
You might encounter this when downloading legacy Elgato Video Capture software or archived stream footage from a third party. How to Open and Extract It
I can give you the direct link to the official software so you don't have to mess with split archives! Finding Serial and Model Numbers of Elgato Devices Download a Tool: Use the official 7-Zip or WinRAR software
If you only have the .001 file, it is incomplete. You'll need to go back to the source to download the remaining volumes.