As stated on the Form 4506 -
If you need more than one type of return, you must complete another Form 4506
Did you actually file those forms, 1120 and 941, for tax year 2020 and a Form 1040?
If you did not file a Form 1120, U.S. Corporation Income Tax Return or a Form 941, Employer's Quarterly Federal Tax Return there is no need to request those forms.
