: Once extracted, you will usually find an ISO file. Mount it and run the setup.exe to install.
Doctor Who: The Edge of Reality is a narrative adventure featuring the 10th and 13th Doctors. Here are some quick tips for the first part of the game:
: You must have all parts (part1, part2, etc.) in the same folder.
: If you get a "CRC error" during extraction, one of your parts is corrupted and must be re-downloaded.
For a visual guide to the initial puzzles, you can watch this or check the full Steam Community Guide .