Formatting rules allow you to change the formats (text colourcolor, background colourcolor, style) and visibility of control depending upon a condition.
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Rule Condition
This is the condition that the formatting will apply when it's true.
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Disabled
If you choose Yes, it will make control readonlyread-only. (when the rule condition is true)
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Italic
If chosen, it will make the text italic. (when the rule condition is true)
TextColor
Sets the colour color of the text that will be seen when the rule condition is true.
Background Color
Sets the background colour color of the text that will be seen when the rule condition is true.