I also tried to input the total taxable amount for that year under the joint filing column and that also shows in red.

No it isn't a negative number. I just input the number and on my desktop version it shows red.

Thanks. Now, why will the taxable amount of SS from previous years not be accepted? for one year it accepted mine only and my husband's comes up red. For other ...

My husband and I received lump sum payments for the first time this year. His is for 2024 and "Other Years" . Mine is for 2024, 2023, 2022, and "other Years. I'...