How to Add/Remove Pages/Posts to the Menu
Adding Pages/Posts to the Menu
First, login to the site.
Second, Navigate to Appearance --> Menus on the Dashboard.
If you want to add a post, expand the post area.
There is also a Search tab where you can locate older entries. By default, it shows the most recent modified entries.
Select one or more Posts/Pages to add to the menu and click the "Add to Menu" button.
WordPress will add the items selected to the bottom of the menu. Click on the item and drag it to the desired location.
Once you're happy with the location, Save changes to the menu.
Removing items from the menu
Find the menu item you want to be removed and expand it using the down area to the right of its name.
Click "Remove" and it will be removed from the menu.
Lastly, save the changes by navigating to the bottom of the menu and clicking the "Save Menu" button.