You must click on the upgrade now icon in TNG eWallet and follow these steps:
Step 1 : Complete account verification - you need to submit your ID and personal details via TNG eWallet.
Step 2 : Update your personal details on TNG eWallet.
Step 3 : Receive verification that your upgrade is successful, and begin to Cash In to GO+.
Please note: The details requested are part of the mandatory regulatory requirements when you open an investment account, such as Principal e-Cash, through GO+.