Let me provide insights regarding installing QuickBooks Desktop 2023 (QBDT) in Windows 11, @Hairman. 

If you are trying to install QuickBooks Desktop 2023 on your Windows 11 operating system and encountering issues, there is a solution you can do. Note that you can install the program without any problems, but if difficulties are encountered, you can download the QuickBooks Desktop Tool Hub for a fix. Let me show you how:

1. Make sure to close your QuickBooks.
2. Download the most recent version (1.6.0.3) of the QuickBooks Tool Hub. 
3. Open the QBDT Tool Hub you downloaded.
4. Follow the on-screen steps and agree to the terms and conditions.
5. Once done, double-click the icon on your Windows desktop to open the Tool Hub.

If you downloaded the QBDT Tol hub, follow the steps below to proceed in fixing your concern:

1. Open the QuickBooks Tool Hub.
2. Select Installation Issues.
3. Click on QuickBooks Installation Hub and make sure not to close the window while processing. It will take 20 minutes or less.
4. You can restart your laptop once the process mentioned above is complete.

Moreover, there are times that the installation process might get blocked if they have antivirus software on their computer. Therefore, install QBDT in Safe Mode or Selective Startup Mode. If the issue persists, I recommend reaching the support again to help you more regarding installing QBDT 2023 in Windows 11. Click this link to contact them: Contact QuickBooks Desktop support. 

On the other hand, I suggest scanning this article as your reference in understanding more about the System requirements for QuickBooks Desktop 2023. 

Reply to the thread if you have more questions about installing QBDT. I'll get back to you. Take care!