Deleting a Custom Layout or Button
From the Garmin PowerSwitch app, select a custom layout tab.
Select
.
The app enters editing mode.
Select an option:
To delete a button, select
on the button you want to delete.
To delete a layout tab, select
on the layout tab.
Adding a Custom Layout
. 
on the button you want to delete. on the layout tab.. on the button you want to delete. on the layout tab.