Log in to Merchant's Portal > Menu > Category > Select category > Upload Photo
You can add picture to the Category according to the following procedures:
Log in to your Merchant Portal
Click "Menu" followed by "Category", then select the category that you want to modify
Click the Camera button and upload a picture of your choice
Once completed, click "Save" to publish the information that you have updated.
If you need further assistance, please feel free to submit your request to Customer Care Team through our Help Center and we will contact you as soon as possible.