Please make sure that you write the menu title exactly the same way the command is written on your favorite application’s menu (including capitalization and spaces).
Select the app or apps for which you want your preferred keyboard shortcuts to be used.Click the “Add” button (the one with the + sign).To ensure that your preferred keyboard shortcut for copy and paste on your Mac will also work on your frequently used applications: Please note that while remapping your Mac keys this way will apply the changes to the whole system, there are certain applications where it may not work.