To start with the Magento 2 Gift Card Configuration,

Step 1. Install the MageDelight's Magento 2 Gift Card Extension that allows you to create gift cards

Step 2. Navigate to MageDelight > Gift Card > Settings > General Configuration > Enable Extension. Once you enable the Gift Card extension, you can configure the extension beginning with the general settings, then proceed to create gift card products and generate the associated codes.

Read this guide on How to Configure Gift Card Extension in Magento 2 to setup this extension.

Here are the few more resource to help you get most out of this Gift Card Extension for Magento 2.

• How to Create a Gift Card in Magento 2
• Drive More Sales with eCommerce Gifting & Promotion Strategy
• Boost your Holiday Season Sale & Customer Retention with Magento 2 Gift Cards
• Prepare your Magento Store for Holidays with Gift Card and Gift Wrap Extensions