I see you may be using TurboTax Free Edition currently. Since you filed her return under your existing account, you will need to create another account in TurboTax under your email account. You can create up to 5.
https://ttlc.intuit.com/replies/3288574
Here is how to retrieve last years tax return from TurboTax. You unfortunately will not be able to transfer your 2016 tax information to a newly created account.
https://ttlc.intuit.com/replies/3301525
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