How to activate a Roblox key?
Activating a Roblox key is really easy, just follow these steps:
1/ Redeem card in your account.
2/ Log into your profile.
3/ Go to the Game Card Redemption Page.
4/ Enter your PIN.
5/ Click on the "Redeem" button to add the credits to your profile.
6/ Your Balance will be displayed in green.