You can track your Federal refund, by visiting the Where's My Refund site here: https://www.irs.gov/refunds
Updates are made daily, usually overnight. You may also download the IRS2Go app to check your Federal refund status.
You can track the status of your state return by following the directions in the following TurboTax FAQ.
https://ttlc.intuit.com/replies/3300211
Note: You will need your social security number, filing status, and refund amount in order to track your refund.
If your return was accepted 21 days ago or more and you have not received an update via the
Where's My Refund tool, you can follow the instructions in the following FAQ to contact the IRS for further assistance.
https://ttlc.intuit.com/replies/3302084