I want to know,if sm done,filing

When you are at the last signature page where it asks you to sign electronically, you are finishing your tax return.

By upgrading to TurboTax Live, you can receive Live help from a tax expert with a final review of your tax return. 

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Am confuse,I didnt work few years,I think I mistsken with the tax return I dont do taxes,or owe

@userruthiam1212, if you don't need to file taxes and you want to abandon the return, you can do so. However, once a TurboTax account is created, it cannot be deleted. If you'd like to clear any data that you may have entered into the program, you can use the "Clear and Start Over" feature. See instructions below:

How do I clear and start over