In the Digital Products tab, you will find a list of your products. Next to each product, you have a red button labelled Attach File. Click on this button to open the popup and pick a file from your computer. After it is uploaded, the download button will automatically be added to the order's confirmation page when this product is purchased.
When you attach a file (by going to the Digital Products tab), there is a checkbox to generate a unique and random license key for each purchase.
You can install our app by just going to this link and by pasting your store URL. Then, you need to follow the instructions on your screen.
To uninstall the app from your store, please follow this guide.