You can often download the latest trial version from the official website, though it may require a subscription after the trial period.
If you have an old PC with ExamView installed, you can often move the "Banks" folder to a newer machine, though the software itself must be properly installed to register the file types. Compatibility Tips examview assessment suite 6.2 free download
If you manage to locate your original 6.2 installer, remember that it was designed for older operating systems. To run it on a modern PC: You can often download the latest trial version