Employers have until January 31 to issue W-2's. If and when your employer makes your W-2 available for import:
https://ttlc.intuit.com/questions/1934390-how-do-i-import-my-W-2
https://ttlc.intuit.com/questions/2588751-why-can-t-i-import-my-w-2
Well TT doesn't have them ... so if your employer has them online they should tell you how to access them.