By default, The ShortcutKeyFormat property is "". The ShortcutKeyFormat property specifies the expression that defines the format (including HTML tags) to display the shortcut keys. The ShortcutKeyVisible property indicates the way the control shows the available keys when user presses any modifier keys such as SHIFT, CTRL or ALT. The Shortcut property specifies the key combination that the user can press to select the item quickly. The ShortcutKeysInfo property returns the list of shortcut keys that are currently available. 

For instance:

• "`<font ;14>` + caption", displays the shortcut keys with a different font's size.
• "`<font Stencil>` + caption", displays the shortcut keys with a different font type
• "`<c><font ;6><fgcolor 808080>` + sca + `</fgcolor></font><br><c>Key:` + keys" displays the full modifiers and keys the user has to press to activate / select the item.

The ShortcutKeyFormat property supports the following predefined keywords:

• caption keyword defines the keys that the user should press to activate / select the item. The caption keyword includes no modifier keys already pressed. The ShortcutKeyPressedModifers property indicates the combination of modifier keys whose shortcut keys are currently visible. For instance "3", specifies that the user can press the 3-key to activate/select the item.
• sca keyword defines the modifier keys associated with the shortcut. For instance, "ALT+SHIFT" specifies that the user should press the ALT plus SHIFT combination to select/activate the item
• keys keyword defines the keys associated with the shortcut. For instance "3", specifies that the user can press the 3-key to activate/select the item.

This property/method supports predefined constants and operators/functions as described here.

The following properties customize the format/look the shortcut keys are displayed:

• Background(exShortcutKeyAppearance) / Background(exShortcutKeyBackColor) /  Background(exShortcutKeyForeColor)  specifies the visual appearance of the shortcut's background / foreground

• The ShortcutKeyTransparent property Indicates the percent of transparency the shortcut keys are being displayed with.

• The ShortcutKeyPadding property specifies the UI shortcut key's content padding.

• The ShortcutKeyExtPaddingH / ShortcutKeyExtPaddingV specifies the padding to be applied to the item (arranged horizontally/vertically) that displays the UI shortcut, so the ShortcutKeyAlign property aligns the UI shortcut relative to this.

• The ShortcutKeyAlignH / ShortcutKeyAlignV defines the alignment of the UI shortcut keys relative to the item that displays it, when the holder arranges the items horizontally.

The ShortcutKeyPressedModifers property indicates the combination of modifier keys whose shortcut keys are currently visible.