Common behavior

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• unset
  If unset, the variable is defined but does not have any active value and is invisible during the installation process.
• set
  If set, the variable has an active value, which can be still changed during panel changes depending on changing variable conditions.
• frozen 
  If frozen, the variable's value will be is not changed during the refresh . process on panel changes.

Precedence rules during refreshing

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In addition, if the user goes back through the panel sequence by pressing Previous, they must reach the first panel containing the variable before it will be unfrozen.

In this way, the variables can be reset to the proper values based on new conditions when the user navigates backward and forward multiple times and inputs new choices.

Global precedence for dynamic variable assignments

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