On your phone or computer, open your web browser and go to HTC account website account.htcvive.com. To sign in to HTC Account, you first enter the email address or phone number, and then enter the password. Finally, click on login. Or, you can click on the social sign in button to sign in via social services. There's no difference between these two type of accounts. We simply want to provide more options and flexibility for you to sign in with any of those accounts.