You’ve stepped into the Review section of your return before you’ve entered your income and other amounts.  When using TurboTax Free, after completing the interview section of your return, you will be directed to the screen titled "Do you have income to report?"  You will need to click on Find and will be able to enter your income slips.

Please see the following FAQ for instructions on how to enter your dependant information.

https://turbotax.community.intuit.ca/replies/2928190