Why can't register? Q A Possible reasons ： The tablet isn't connected to a network; Your email has been registered; There is no verification code in the email box. Solution ： Please make sure the network is connected; Use another email to register or log in with the username registered by the email (If you forget the username, you can retrieve it by email) ; Check if the email address is valid and resend the code. Server problem ： Server maintenance. Please try again later. 28