Matrix: How to Manage Speed Bar Shortcuts

Follow the steps below to modify or delete Speed Bar Shortcut.
Click the Settings link on the My Matrix tab.

Click the Speed Bar Shortcuts.

To modify the search criteria of a Speed Bar shortcut, click the name of the shortcut. 

In the Search Screen, make the necessary changes to the search criteria, then Save.

To Delete a Speed Bar Shortcut
Click the Settings link from the My Matrix tab.  Click the checkbox next to the shortcut you wish to delete, click Delete.

in Matrix: Features & Settings