A Frame can only be deleted from the letzNav Editor/Admin and only if it is in Draft state.
To delete a Frame using Editor:
Step 1: Click on letzNav Editor and log into the Editor.
Step 2: Click on Validations/Tooltips/Launchers
Step 3: Expand the arrow icon as shown belown
Step 4: Click on settings icon of the Frame that must be deleted
Step 5: Click on Delete icon
Step 6: Click on Delete Button
Note: If a Frame is deleted then all the items created in that Frame get deleted (i.e. Launchers, Announcements,Validations and Tooltips.)