You may already have a login. Look in your inbox to find two emails from Factset providing your login information.
The first one will look like this:
If you can't find the email, go to https://my.factset.com and click on "Forgot Username." You should receive a replacement email. If you do not receive the email within 24 to 48 hours, please go to https://advantage.factset.com/academic_idrequest and request a login.