Follow the below steps to update the Cardzware Greeting Card Plugin on your WooCommerce store.
1. Login to your WooCommerce admin area and go to Plugins > Installed Plugins, find the Cardzware Plugin and click "Deactivate" as per below.
2. Once deactivated, then click "Delete" as per below.
3. Download the updated Cardzware WooCommerce Plugin from here: https://pwcdn.net/downloads/CardzwareWooCommerce.zip
4. Now go to Plugins > Add New and on the next page, click “Upload Plugin” > Select the ZIP that you downloaded in Step 3 above and click “Install Now”.