The Gift Cards section in the Shopify App has been updated in v9.160 to focus on issued gift cards. You can still create new gift card products or issue new gift cards via the + Add button, and view previously created gift card products in the Products section with filtering options. The Gift Cards Overview screen has been removed, so sorting and filtering must be used to view recent activities. The screens now have a refreshed look to align with the web version, with no added or removed features.
→ Read the full update on changelog.shopify.com