If your debt was discharged after 2017, you can't exclude it from income as qualified principal residence indebtedness unless the discharge is subject to an arrangement that was entered into and evidenced in writing before January 1, 2018.
If you enter the 1099C and then go through the Canceled Debt worksheet (the quick zoom button is at the bottom of the 1099C worksheet), the program should do the heavy lifting for you.
