If your ClassPad fx-CP400 has an older operating system, it will freeze when you try to register Algy 2.
The solution is to update the operating system of you ClassPad.
Algy 2 requires ClassPad II OS v2.00.2000 or later.
Click here to download the latest operating system
Learn more about what Algy 2 aims to do
Find out more about how to use your Casio ClassPad from these helpful websites.
Australia: http://www.casio.edu.shriro.com.auInternational: http://edu.casio.com
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