When you create a QR Code using Scanova, it is saved in the saved QR Codes in a folder created/chosen by you while saving the QR Code.
To see your saved QR Codes:
Go to Saved QR Codes
Choose the right folder from the list of all folders. Note that if you have not created any new folder, your QR Code will be in the Default folder
Click on the QR Code you want to edit or download