In commands tab you can add User Command, add shortcuts and toggle to show/hide commands in search bar results.
Double click on command name, shortcut box will appear. Press shortcut to assign it to the command.
If shortcut is already in use by another Excalibur command, it will be removed from other command and assigned to a new one.
If shortcut is already in use by Premiere Pro, it won't be assigned to Excalibur command. To use this shortcut, go to Keyboard Shrotcut menu and disable it.
To show/hide from search result, select it and click "show/hide" button on the right of its name.
To do it faster, hold alt+shift and click on a command name.