The Store in cell action allows the user to fill new cells with the content of the message.
Write a message.
Click on the cell with the Store in cell action.
Next, click on an empty cell to add the message.
The text of the message is saved in the label and in the text of the relevant cell. Depending on the defined document preferences, a number of symbols are also displayed in the cell. See The document preference settings.
At a later time, click on the cell again to add the saved message to the message box or for it to be said aloud.