Thanks for following on this thread, shawn_SHP.

Yes, the screenshot attached by the previous user is official. Thus, macOS Monterey is supported in QuickBooks Desktop for Mac 2019. Tap this link to learn more about the latest update.

Also, we haven’t received any reports from customers that they’re having issues after upgrading to QuickBooks Desktop Mac 2019 18.0 - R13 Release. In case you encounter any hurdles while using the Mac program, you can always reach back to us here in the Community. 

I’m adding a link to help you in the future. Click here  to access our self-help articles. These resources contain topics that will guide you on how to smoothly perform any tasks in QuickBooks Desktop for Mac.

Feel free to leave a comment below if you have additional questions about the latest software update. I’ll be glad to answer them for you. Have a great rest of your day.