You need to sign in to do that
Don't have an account?

Changing the default of who sends an email alert
We are using a workflow rule to thank guest users who fill out a form. They are receiving an email from
no-reply@salesforce.com; on behalf of; registrations Site Guest User
How do i change this?
Setup>App Setup> develop>Sites> drill down to sites details page>Public access settings> view users> edit> and update the site users email address. Same way you can change the site default language and locale as well.