How to activate an iOptika Gift Card key?

Activating an iOptika Gift Card key is really simple, just follow these steps:

1. Go to https://www.ioptika.hr/.
2. Add your gift card code to the shopping cart page by clicking the 'I have a discount code' button. 
3. Wait for system feedback about the validity of your code.
4. The discount amount will be visible on the payment page.

The key is not working

If you have activated the key according to the guide but the code appears not to work, please check what type of error message you receive and depending on it follow the appropriate instructions:

• My key is Duplicated / Already Used. How can I proceed?
• My key is Invalid. How can I proceed?
• My key is region locked / can't be activated in my country. How can I proceed?
• My key activated a different product that it was supposed to. How can I proceed?
• The key I bought didn’t activate all of the content it was supposed to. What can I do?