Login with an existing account
If you already have an account you have to just give the e-mail address and password you have registered with. You must accept the terms of use and privacy policy. You can setup to be remembered for the next time you login.
After you login, if you have a Workstation subscription, you have access to all functions. If you are a free member or have another type of plan, you can see the headline which was described on Creating a new account and you must upgrade in order to use the browser.