I claimed $1200 on line 30 1040-SR return
I want to file a amended return 1040-SR and remove the $1200.00 that I entered on Line 30 page 2 that I did not receive until 2021. The IRS reduced my refund $1200.00, I can not find a way on Home and business to amend this entry, I received from CP12 from IRS and do not have any of the errors that apply to my. I can't get through to phone number on there form CP12. I sent two letters to IRS in June to address on form CP-12 with on response