After you file

Once a tax return has been Accepted by the IRS or a State, TurboTax receives no further information concerning the tax return or the status of any tax refund.

 

Go to this IRS website for the status of an amended return - https://www.irs.gov/filing/wheres-my-amended-return

 

Go to this IRS website for amended tax return FAQ's - https://www.irs.gov/filing/amended-return-frequently-asked-questions

 

Note it is taking the IRS 6 months and longer before they start processing amended tax returns.