efiling for 2019 and on line prep are now closed. if you started your return online or you submitted a return that was rejected before 10/15 TT gave you until about 10/20 to finish it online. now you'll need the desktop software to prep, print and mail the return.
https://turbotax.intuit.com/personal-taxes/past-years-products/
also available from other online sellers.
you'll need to upload the .tax2019 file.
