How do I change the email address to which I receive my bill? Admin May 04, 2020 01:50 Updated Follow You may do so via gridPortal. Related articles Can I change my card details which I have previously input in my account? What are the things to note on my first bill? How can I proceed to make payment? When will I receive my monthly bill from Grid Mobile? Why am I charged for Global SMS unknowingly? Comments 0 comments Please sign in to leave a comment.