You can tell the software that you will mail a check to get past the question in the software. And then pay the IRS when you are ready---by April 15, 2025.
If you owe tax due, you have to pay it yourself by the filing deadline on April 15, 2025.
If you have federal tax due you can pay by mailing your payment with the 1040V voucher, (which has the address printed on it, having the payment taken out of a designated bank account, or you can pay directly on the IRS website.
https://ttlc.intuit.com/community/tax-payments/help/how-can-i-pay-my-federal-taxes/00/26212
To apply for a payment plan with the IRS
Apply Online for a Payment Plan
You must pay your state tax due using the state’s preferred method of receiving payment. For most states that will be by making a payment to the state’s own tax website, or by mailing a check or money order.
If you want to make it by April 15th, then you will just choose pay by check and then either send the IRS a check or pay them directly online.
If you are unable to pay your taxes in full, you should still file by April 15th, you can apply for a payment plan from the IRS. When you get to the end of TurboTax, prior to hitting file, it will give you the option to apply or you can do it directly on their website.
In the File section of the program on Step 2, when federal taxes are owed, you can select either to mail a check for the taxes owed or to pay the taxes owed by direct debit from your bank account. Either way lets you pay the taxes owed at a later date. But the federal taxes owed must be paid on or before April 15, 2025 to avoid a failure to pay penalty.
You can also pay federal taxes owed using the IRS payment website - https://www.irs.gov/payments