Before you begin:
To add a new payment source in the Viva Wallet banking app:
Complete the fields as follows:
http://[yourdomain].com). If the site uses www, it must be specified and visa versa.
Click on the Create button to finish creating the payment source.
Once the payment source moves from a status of ‘Pending’ to ‘Active’ in the Website/Apps list, it’s ready to use. This should take no longer than 24 hours.
To start using Viva Wallet as your payment gateway within OpenCart 2.3:
Do one of the following:
vivawallet.ocmod.zip) downloaded earlier and upload the files from the upload directory to their corresponding location on the server with ftp/ssh.
Overwrite files/folders as necessary (no core opencart files will be overwritten).
Login to the Open Cart admin section and go to Extensions > Payments.
Find Vivawallet in the list of extensions.
Click Install and then Edit the payment module settings.
Use the source code (digit number like 1234) in the payment modules settings.