The below will show you how to apply a keycode to a sales order in Khaos Control Cloud. 

1. Go to the Additional tab.
   
2. Click on the Add + Keycode Code button to add the keycode.
   
3. Use the filters in the keycode dialog to find the keycode that you wish to apply.
   
4. Double click on the keycode to add to the sales order.
   
5. Any discounts or offers will be added to the sales order.
   
6. Continue to process and then save the sales order.