Why can't I fill Jointly?

[majithia-sumil]

My Spouse had some income in the earlier months. But she had stoppped working since January.

[MelindaS1]

You can file a joint return, even if your spouse had no income for the year. Make sure all of your spouses W-2 and 1099 income forms are included in the return before you file. 

To change your federal filing status to Married Filing Jointly using TurboTax Online:

1. Go to the Personal profile screen, and under Your info select your name, then select Revisit.
2. Continue until you reach the About your household screen.
   • Under Married, change the selection to Plan to file jointly.
   • Select Continue and follow the instructions.
      

TurboTax FAQ