You can change or delete your W-2 info if you haven't filed your taxes yet.
On a computer, search for W-2 in the search box. Then, click the "Jump to" link in the search results to open the Here's your W-2 info screen. Click Edit next to the W-2 you want to change.
From TurboTax FAQ:
https://ttlc.intuit.com/questions/1899564-how-do-i-change-my-w-2-info-in-turbotax
