Enter a 1099R under
Federal on left
Wages & Income at top
Then scroll way down to Retirement Plans and Social Security,
Then IRA, 401(k), Pension Plans (1099R) - click Start or Update
If you get the screen of partners you can import from click the bottom circle for I'll type it in myself - Continue
The next screen should be What Type of 1099R is this? With 4 choices. Pick the right kind you have.
And on the same screen you pick which person it is for if you are married.