Thanks for joining the thread, @peter c1. Let me share information about purchasing QuickBooks Desktop (QBDT) 2024. 

Yes, you can purchase the QBDT 2024. However, 2022-2024 requires a subscription unlike the 2021 version is a one-time license. 

You can check the plans and pricing in the article to know more about what product you're looking for: Choose the QuickBooks Desktop or Online product for your needs.

On the other hand, if there's uncertainty about what subscription you'll purchase, you can check out the product recommender to learn more. 

Also, you can check this article for your reference and to learn what is new in QuickBooks Desktop 2024: What’s new in QuickBooks Desktop 2024.

In addition, you can check this article that tackles what your computer needs for the best experience in QuickBooks Desktop 2024: System requirements for QuickBooks Desktop 2024.

Feel free to reply to this thread if you need additional assistance managing your subscription in QBDT. The Community is open 24/7. Have a good one.