You can try to import your W-2 using the Employer's Tax ID from another W-2 from a previous year. Or you could ask your employer for their Tax ID so that you can import the information through the TurboTax application.
Your employer is required to provide your wage information. If you don't receive a copy by the end of February, you can report it to the IRS and they will make sure your employer send you another copy within 10 days. The link below gives additional information that will be helpful. The IRS phone number is 800-829-1040.
https://www.irs.gov/faqs/irs-procedures/w-2-additional-incorrect-lost-non-receipt-omitted/w-2-additi...