If you are asking if you file ONE return when you file jointly, YES. ALL of your combined income and deductions, credits, dependents, etc go on ONE return with the two of you listed on it.
When you enter your own information in Personal Info, you have to answer the question "Were you married?" If you click the button for Married, then a drop down will appear that asks, "Do you want to file this return together with your spouse?" Then you choose yes to file a joint return. You would then enter your spouse's information into Personal Info. Whenever you are entering income information there should then be a spot for you and for your spouse's income information
If you are asking if you file ONE return when you file jointly, YES. ALL of your combined income and deductions, credits, dependents, etc go on ONE return with the two of you listed on it.
When you enter your own information in Personal Info, you have to answer the question "Were you married?" If you click the button for Married, then a drop down will appear that asks, "Do you want to file this return together with your spouse?" Then you choose yes to file a joint return. You would then enter your spouse's information into Personal Info. Whenever you are entering income information there should then be a spot for you and for your spouse's income information