After you file

from the way you wrote it, you will get $80 from the IRS.

 

did you try to calculate Line 30 again using the money you ACTUALLY received last March - Mayl 2021?  I suspect Line 30 is inflated by $4200 because what you entered into TT to represent what yoy received last spring does not match the IRS records. CHECK YOUR BANK ACCOUNT STATEMENTS from last year