Step 1 :- on your left hand side you'll see menus, from that navigate to the pages menu
Step 2 :- Navigate to the page or search that page which you want to edit.
Step 3 :- Hover over that page which you want to edit & you'll see some options, in which click on eA Duplicator
Step 4 :- now you will see a new page with same name have been created which is not live yet & saved in draft. click on edit and change the title.
Step 5 :- we can make the changes as per our need
Step 6 :- After doing all the changes we wanted to do just click on update button