Note
If a tab is deleted, the panels that were added in that tab are also deleted. Note that the deleted tabs cannot be restored so be sure to select the correct tab to delete.
The procedure for deleting tabs is shown below.
In the left pane of the Performance screen, select a device in which the tab to be deleted is configured.
Select "X" button for the tab to be deleted in the Tab area of the main pane.
The Delete tab dialog box is displayed.
Check the contents displayed in the dialog box and click OK.