Form 2210 for 2025 is not to be filed with your 2024 return. It will be filed with your 2025 return. The purpose of form 2210 is to figure the underpayment penalty. You will not know what your 2025 penalty is (if any) until you complete your 2025 return. Here's an article you may find helpful: What is Form 2210?
For now, all you'll do for 2025 is prepare and pay estimates (1040-ES).
If you'd like to update how estimates were computed in TurboTax Online, here are the steps:
- Navigate to Federal Taxes > Other Tax Situations
- Go to Other Tax Forms
- Start or Revisit Form W-4 and Estimated Taxes
- Continue past the W-4 section to get the estimated tax section, Estimated Taxes for 2025
- You will be asked if you want to adjust your income or deductions, answer yes, if so, and manipulate the answers to adjust income and/or expenses as you see fit.
