Under Deductions & Credits, go to Estimates and Other Taxes Paid > Estimates and choose Update.
On the next page, choose Federal Estimated Taxes for 2023, and Update.
Choose YES on the next page that asks 'Did you pay Federal Estimated Taxes for 2023?'.
You will next get a screen where you can enter dates/amounts paid.
Here's more info on Estimated Taxes.
@dani469744