Menu【Help > Shortcut settings】 

      Keyboard shortcuts make you more productive in Ucancam. You can use the default shortcuts included with Illustrator, or add and customize shortcuts to suit your needs.

      Ucancam lets you view a list of all shortcuts, and edit or create shortcuts. The Customize Keyboard  dialog box serves as a shortcut editor, and includes all commands that support shortcuts.

To change a shortcut, click in the Shortcut menu column of the scroll list and type a new shortcut.  and assign it a new shortcut.

To save changes to the current shortcuts, click OK.