If you'd like to make your G2 review attributed so that your first name is visible on the review, follow the simple steps below to edit and update your review.
First, login to the G2 account you used to leave a review, click on the profile icon and go to "Profile Details":
Then, go to "Products Reviewed" and click on the "Edit review" button on the right:
From here, click on "View all required":
Finally, scroll to the bottom and uncheck this box so that the review becomes attributed, and hit "Update":
Once completed, G2 will update your name on the review shortly :)