I'll provide info about how QuickBooks Self-Employed (QBSE) calculates your taxes, ashrose.
QBSE automatically helps you estimate your federal tax payments. However, it does not provide automatic calculations for state-estimated taxes. To fulfill your state tax obligations, I recommend checking the IRS list of the state's Department of Revenue sites to see the requirements. If unavailable, reach out to your state's tax franchise board.
For more details about this, please see these resources:
Additionally, I've added these articles to help you manage your taxes and get ready to file them as the fiscal year comes to an end:
Feel free to reach out again if you have further questions or concerns regarding managing your self-employed taxes. I'm here to assist you and provide support whenever you need it.