Yes, you can update or correct your EIN.
It sounds like you are in the Desktop/CD version of TurboTax.
You will be using the Step by Step feature to post the information.
- On the top menu bar select Personal Information.
- Get Started with your taxes - Continue
- Your Personal Info Summary will come up.
- Edit your EIN/Social Security Number.
Please contact us again with any questions, and provide some additional details.