It should too.
1) are you sure your "cash" charity donations that you've entered exceed 60% of your AGI? i.e. you've really entered all your income for 2020?
2) Irrespective of the donation $$, if your AGI is below the STD Deduction for your filing status (MFJ,MFS, Single HOH), the Std Ded would be used instead...so that screen might not appear.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
