How can I delete my custom template?
You can delete your custom templates.
Hover the mouse cursor on the custom template you want to delete.
Click Edit in the opened window.
Click Ok in the pop-up window.
Go to board settings by clicking on the board’s name in the upper left corner of the screen.
Click Actions in the right panel.
Click Delete dashboard.
Confirm the deletion by clicking Delete.
The custom template is deleted.