This page will guide you through the steps to make the matrix more user-friendly and reduce the number of clicks to expand the whole matrix.
Visibility options
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Here, I have selected the visibility Visibility options according to my requirement.
In Hidden, choose one of the following options to set the visibility of this report item the first time you run a report:
Select False to display the report item.
Select True to hide the report item.
Select <Expression> to open the Expression dialog box to create an expression that is evaluated at run time to determine the visibility.
InitialToggleState gives you the ability to keep the toggle state on or off when you run the report.
In ToggleItem, from the drop-down box, select the name of a text box to which to add the toggle image.
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Click on Visibility and select Show option for When the report is initially run.
Check Display can be toggled by this report item and select the appropriate column and click OK.
Click Run and see the results