It's great to see you back in the Community. I hope your week is going well so far. Let me provide you with some information to answer your question about if QuickBooks Pro 2021 is including software updates as needed.
Yes, if you have automatic updates turned on, we'll download the updates for you. Check out this article for updating manually at any time.
For more details about QuickBooks Desktop 2021, cruise on over to the release notes listed in the Community. From here, you can catch up on what's new in the system.
After reading the insight above, you should have a better understanding of what's accessible with the 2021 product. If you have any other questions or concerns, feel free to ask. I'm only a comment away if you need me. Enjoy the rest of your week and holiday!