She will need to use her paystubs or other records to estimate the w-2's and determine her amount owed if any. Then go to the search in TurboTax and type extend. That will take to screen to file an extension. But extension does not give more time to pay, only more time to file. If money is owed must be paid by 4/18/2023 to avoid penalty. Then will have until October 16 to do the return and file it.