Your estimated tax payments that you made are entered under Deductions and Credits. The Other Tax Situations is to calculated estimated tax payments for you to make in the future.
To enter your Estimated Tax Payments made in 2021 click the following:
If you made estimated tax payments in 2021 towards your federal, state, or local taxes, enter them in the Estimated and Other Income Taxes Paid section.
Entering Estimated Tax Payments:
Click on Start next to the type of estimated tax payment you'd like to enter