In order to Upgrade/ Downgrade Type, You Have you must first log into your TGS player profile Click Here
Dashboard: On the right-hand side under TGS Rank you will see a button that says 'Account Type'
Click Account Type: A menu will populate with your account information.
Current Account Type: Here you will see the account type you currently have. The three account types are Teen Free, Teen Plus, Teen Premium.
Select An Option To Upgrade: Here you will see options for Yearly Plans or Monthly Plans, click whichever you would like to view to see pricing and product benefits. Simply select the option you would like to upgrade to and add your payment information, click to agree to terms of agreement and finish by clicking "Pay Now"
Select An Option To Downgrade: Simply click the option you would like to downgrade to.