How to activate a Tango Card key?

Activating a Tango Card key is really simple, just follow these steps:

1. Go to https://www.tango.me/voucher or click on recharge coins from your account then select prepaid cards.
2. Select the denomination of the code you purchased.
3. Enter the code printed on your receipt.

For terms & condition refer to http://www.tango.me/terms-of-use/

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?