Login into your Giftup account.
1. Select 'Item for Sale' from the left side of your dashboard screen.
2. Choose the gift card you want to enable/disable for customers and click on the "Edit" option
3. Scroll down to 'Advance Setting' and select "Expand All Advance setting".
4. Scroll down to the option "Visibility, Limit and Schedule"
5. Select "public" to Enable OR "private" to Disable.
6. Click on Update/save Item.