So sorry to hear about your spouse.
The instructions I'm linking in the TurboTax FAQ below will explain how to re-open your return and make the corrections you need to make.
How can I access my return after I've printed it?
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***
