No---a W-2 is not required. If you transferred your information in from 2023 and an old employer transferred in, the software will ask for your W-2. You can delete the old employer. And tell the software you do not have any W-2's
Enter your retirement income:
Go to Federal> Wages & Income>>Retirement Plans and Social Security (SSA1099 and 1099RRB) to enter your SSA1099.
To enter your retirement income, Go to Federal> Wages and Income>Retirement Plans and Social Security>IRA 401 k) Pension Plan Withdrawals to enter your 1099R.
Please look to see if there is a W-2 in your forms, perhaps one was carried over from a previous year.
If listed, delete it.
HERE are the steps to view and delete forms using TurboTax Online.
Desktop users switch to FORMS.