Ready-made module for opencart 2.3
1)unzip the file,and upload all the files in the folder to the root directory of the website
2)Sign in the backoffice of the website,find the plugin at the following path:
3)Click the right button to install
4)Click the "edit" button to the details page
5)Obtain your merchant ID,site ID,API_KEY.Input the other fields as following:
Order Status: Processing
Sort status: 1
6)Click the "save" button,that's all.
If you find the following files or folder after unzip the file,just ignore it or delete it.