I have 2 w-2 form for different companies. Where do i

In TurboTax Online, consider following these steps to import or manually enter an IRS form W-2.

• Down the left side of the screen, click on Federal.
• Down the left side of the screen, click on Wages & Income.
• Click the down arrow to the right of Wages & Salaries.
• Click to the right of Wages and Salaries (W-2).
• Enter the employer ID from your W-2.  Select Continue.
• At the screen How would you like to add your W-2, you may upload a PDF, JPG or PNG of the W-2 or take a picture of the W-2 with a smartphone.
• You may also select Type it in myself to enter the form manually.
• After entering the first W-2, select Add another W-2.

See also this TurboTax Help.