TurboTax does not have copies of W2's, the only have a wage & income statement that should have printed out if you printed your return and all the forms after your filed your 2018 return.
The following FAQ will give your information on how to get copies of your W2;s
https://ttlc.intuit.com/community/forms/help/how-can-i-get-a-copy-of-my-w-2/00/26328
