After you file

To clarify, are you trying to amend you 2024 return? Then please try these instructions: How do I amend my federal tax return for this year?

You can also try to search option on the top right:

1. Click "Search" on the top right and enter "amend"
2. Click "Jump to amend"
3. TurboTax will walk you through amending your return

To clarify, you made the excess 401(k) contribution in 2024 and returned it in 2025? If yes, then you will get two 2025 Form 1099-Rs in 2026:

• Form 1099-R with Code P in box 7 can be ignored if you reported the excess as described below in 2024. 
• However, the earnings on Form 1099-R with Code 8 in box 7 should be reported in 2025.

You must include the excess deferral in your wages in the year the excess deferral happened. On your 2024 return:
 

1. Click "Wages & Income" (under Federal) on the left side of your screen
2. Scroll  down to "Less Common Income" and click "Show More"
3. Scroll down to "Miscellaneous Income, 1099-A, 1099-C" and click "Start"
4. Select "Other income not already reported on a Form W-2 or Form 1099" and click "Start"
5. On the "Did you receive any other wages?" screen answer "Yes" and click "Continue"
6. Continue until you get to the "Any other earned income" screen, answer "Yes" and click "Continue"
7. On the "Enter Source of Other Earned income" screen select "Other" and click "Continue"
8. On the "Any Other Earned Income" screen enter "2024 Excess 401(k) Deferrals" for the description, enter the amount and click "Done".