Go to Shopify Admin > Products > Gift Cards.
Click Create gift card.
(Optional) Change the Gift card code if needed.
Click Save.
Go to Shopify Admin > Products > Add product (link)
Create a Gift-wrap product.
Enter product details (title, description, price, and gift image if necessary).
Click Save.
Go to Shopify Admin > Online store > Navigation > Create menu.
Name the menu gift-wrapping (this ensures the handle assigned is gift-wrapping).
Add the gift-wrap product to the menu:
Click Add menu item.
Enter a Name for the link to the gift-wrap product.
In the Link field, select Products, then choose the gift-wrap product from the dropdown list then select that product.
Click Save menu.
Go to Shopify Admin > Online Store > Themes.
Click Customize to open the Theme Customizer.
Navigate to Theme Settings > Cart.
Enable gift wrap option to display it in the cart drawer.
Click Save.