Related Questions:
How can I change a "menu" to a "sub menu" of an existing menu?
How can I move all of my menu items to another menu?
How do I add a sub-menu to multiple menu items?
Can I batch update taxes on my menu items?
Answer:
Click on Settings
Click on Organization
Click on Menus
Select the Menu you would like to edit the Menu Items for
Select the Menu Items you would like to edit by clicking the checkboxes (click the top checkbox to select all Menu Items quickly)
Click the dropdown that appeared above the Menu Items and select the action you would like
Click Apply
Only Admins can change the User permission levels. If you do not see these options, contact your Event Temple admin.