The Form 4852 is still available for 2018. However, I would recommend the other option:
TurboTax online program:
Sign into your account, select Take me to my return
the right upper corner, in the search box, type in "other reportable
income" and Enter
Select Jump to other reportable income
Next screen, Other Wages Received, select No to
Next screen, scroll down all the way to the bottom, under Other
reportable income, select Start
Next screen, Any Other Taxable Income? select Yes to
continue to fill the information.
To create a substitute 1099-R, here are the steps: In your desktop program,
the right upper corner, in the search box, type in "1099r" and Enter
Select Jump to 1099-R, follow prompts
4. Select "I'll type it in myself" and continue. See the attached screenshot.
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