You'll have to amend your return to add this form 1099-MISC.
Please see the following TurboTax FAQ for instructions on how to amend your tax return in TurboTax.
https://ttlc.intuit.com/replies/3288565
Can I do it using Turbo tax free edition?
To report the form 1099-MISC, you'll need to upgrade to TurboTax Deluxe.