You can't. If you update the program you can't go back. It will change your return. Are you on Windows or Mac? Unplug your computer from the internet so it won't update the program. Did you save your return as a pdf file after you filed? That will show you the way it was.
If you filed early and had Schedule D for investments or sales in your return the IRS had an update and has been sending refunds or tax due bills.
IRS info on Schedule D changes (after May 15, 2019)
https://www.irs.gov/forms-pubs/error-in-tax-calculation-in-schedule-d-tax-worksheet-form-1040
People affected by the Schedule D Tax Worksheet error do not have to do anything, and should not do anything. Just wait for more information from the IRS.
The IRS information says the following.
"Affected taxpayers need not file an amended return with the IRS or call the IRS. The IRS is reviewing returns submitted prior to May 16; more information will be provided about this review later."
Heres the IRS info
https://www.irs.gov/forms-pubs/error-in-tax-calculation-in-schedule-d-tax-worksheet-form-1040
