Key tips allow the user to easily discover the keyboard shortcuts for any item of RadRibbonBar control. To display the valid key tips at any time, press and release the Alt key.
For example, when the user presses the Alt key, the top-level key tips are displayed:
Furthermore, pressing the 4 key selects the Write tab and displays the key tips for the controls on that tab:
Pressing the 1 key selects the Clip Art function.