1. In order to add a discount code to your existing subscription, you need to access your account subscription portal here.

2. Once in the portal, please select the subscription that you would like to add the discount code to. 

3. Once selected, you will see a "Edit Subscription" button near the bottom of the window. Please click. 

4. You should see a field labelled "Enter Activation/Discount Code". Enter your discount code here. 

 5. Click the purple arrow to apply the discount code!

6. Click "Update Subscription" to finalize the update.