The UESP (Unofficial Elder Scrolls Pages) provides a clean version of the game files.
To run the original game, you must first download DOSBox from its official site. Once installed, follow these steps to set up the game: How to run Elder Scrolls Arena & Daggerfall in Dosbox daggerfall download dosbox
You can find the original ISO image and installer files on the Internet Archive . Setting Up DOSBox for Daggerfall The UESP (Unofficial Elder Scrolls Pages) provides a