The Easy Way:
1- Go to Products>All Products
2- Hover over the Title of a similar product, then click “Duplicate” below.
3- Modify the listing to fit the details of the new product. Be sure to go thru each and every field/option.
4- In the right sidebar toward the top of the page- click on the “Preview” button to preview the page.
5- When the page is ready, click “Publish”.
6- Add new product to the navigation menu.
- Go to Appearance>Menus
- Where you see: “Select a menu to edit:” choose the Main Menu (Header Menu)
- Toward the top left you’ll see all available pages with checkboxes. Choose the new product page.
- The menu item will be added to the bottom of all the menu links in blocks to the right. Drag & Drop the new item to the desired position. blocks that are indented appear as sub-menu items.
7- Ask for help with any formatting, images, etc. you need a hand with!