Normally, when the Elgato Game Capture HD software is installed for Windows 10, the drivers for the Elgato Gaming device you own are installed at the same time.
If you experience an error of Code 28, that means the drivers may not have been automatically installed.
Please manually download and install the appropriate drivers via this link:
https://help.elgato.com/hc/en-us/articles/360027961152-Elgato-Gaming-Hardware-Drivers