After you file

It looks like first time filers have to get their PIN from IRS.  I guess TurboTax (Desktop) need to be fixed to reflect this.

Reference: https://finance.zacks.com/firsttime-taxreturn-filer-pin-3656.html

"After successfully passing an identity verification process, the IRS will assign you, the first-time taxpayer, a tax return PIN number that will be compatible with all of your tax returns moving forward."

TurboTax Home & Business 2022 (Desktop Version): "You can make up any number".  The fact is - You CANNOT make up any number.  It has to come from IRS.