Incorrectly filled a previous year; fiancé passed way a year later than I previously filled, how to correct previous year that was filled?

[r.egan]

He pared away August 2021, I filled that year he passed away (meaning I filled that he passed way 2020’s tax return) not sure how to resolve.

[SantiagoR13]

Hi,

Please check out our article on Changing Your Tax Return After You've Filed. This blog post may answer any questions you have.