How do I update my IFTTT username? September 08, 2017 23:45 Updated Sign in to your account settings. Click on the account username field and enter the username you’d like to use. Save your changes by clicking Update settings. Still having trouble? Report a problem. Related articles How do I update my email address? Signing into IFTTT with Google or Facebook Can I connect more than one account to a service? How does IFTTT work? How do I sign up?