To add a bank account, open the accounts page by clicking the person icon which will bring you to your account dashboard.

Click on the withdraw button for the ZAR currency. You may need to click on show zero balances to have this appear on the balances. 

Click on add new account. 

Fill in your bank details and an email will be sent to you with instructions on how to send in your documentation for your bank account to be verified.

You can add multiple bank accounts in a similar manner. See all these steps shown in the video below: