To go back delete your dependents please follow the steps below:
Please sign into your TurboTax Online account
Select take me to my return
Once in your return, select the My Info tab, on the left-hand side of the screen
Then on the Personal Summary screen, scroll down until you see your dependents name and click on the trash can icon to the right of each name and this will remove each dependent from your tax return
You have clicked a link to a site outside of the TurboTax Community. By clicking "Continue", you will leave the Community and be taken to that site instead.