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Crypto CD-ROM Help

This page should help you solve any problems with using The Code Book on CD-ROM.
There are currently eight solutions here.

  • I need help with downloading and installing The Code Book on CD-ROM

When: If you are downloading The Code Book on CD-ROM, you may need some extra hints and tips.How: Please visit our Download Help page. This will only be useful if you want to use the version of the CD-ROM which you can download for free from the internet.

  • Installation fails with Windows XP

When: This problem occasionally occurs with Windows XP. Most users experience no problems.What: An error message such as “The system file is not suitable for running MS-DOS and Microsoft Windows applications” is displayed.
Why: One or more files are missing and must be replaced.
How: Click here for the step-by-step solution.

  • How do I network the CD-ROM?

What: Schools may wish to make The Code Book on CD-ROM available over a network, rather than installing it on each computer.How: Click here for the step-by-step solution.

  • Screen size is wrong when using the CD-ROM

What: You are only seeing a portion of the full screen – some parts are lost off the edge of the display.
How: Click here for the step-by-step solution.

  • How do I switch between the CD-ROM and other programs?

What: You want to switch to another program on your computer and then return to the CD-ROM, without having to quit and re-start the CD-ROM.
How: Hold down Alt on your keyboard and then press Tab to select the other program. Repeat this process to return to the CD-ROM.

  • Video clips aren’t working

What: Some computers will not play the video clips from the CD-ROM.
Why: The computer does not have the instructions for decoding this type of clip. The instructions must be downloaded.
How: Click here for the step-by-step solution.

  • Problems in Microsoft Windows Vista

What: Video clips aren’t playing in the right place, obscuring text.
Why: There is a compatibility problem with The Codebook and the Vista version of Microsoft Windows.
How: This can be fixed by downloading the following Vista patch. (Instructions are contained inside the zip file).

  • More Problems in Microsoft Windows Vista

What: Plugboard on Enigma emulator not working
Why: There is a compatibility problem with The Codebook and the Vista version of Microsoft Windows.
How: This can be fixed by downloading this patch. If you have installed the software onto your hard disk, you can copy the new file over the previous version.