I found an error on my prior year tax return

[mm0320]

I did not adjust my cost basis for covered securities on Form 8949

[CarolynB]

Hi! You can amend your prior year return using TurboTax. Follow these steps.

• log into your TurboTax account
• click on your tax timeline
• select the tax year you need to amend
• In the Some things you can do section, click or tap Amend (change) return
• Follow the onscreen instructions