Try to clear your browser's cache and delete cookies. A full or corrupted cache can keep TurboTax from functioning properly. If that doesn't work, try a different browser such as Safari or Firefox if you're currently using Chrome and vice versa.
If you continue to have issues with it looping back to the sign-on screen, please see the link below to contact one of our TurboTax representatives:
What is the TurboTax phone number?
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
