If you requested on your 2023 tax return to apply the refund to the 2024 taxes, then entering that payment as a Q1 estimated tax payment for 2024 is Not how to enter that.
To enter, change or delete a refund from the prior year applied to this years taxes (Federal, State, Local) -
Click on Federal Taxes (Personal using Home and Business)
Click on Deductions and Credits
Click on I'll choose what I work on (if shown)
Scroll down to Estimates and Other Taxes Paid
On Income Taxes Paid, click on the start or update button
On the next screen select the options under 2023 Refund Applied to 2024
The prior year federal tax refund amount applied is shown on Form 1040 Line 26
