Parallels desktop 16 was released on August 11, 2020. https://www.parallels.com/blogs/parallels-desktop-16/
Hello, we don't have any official date or month about Parallels Desktop 16 update, normally Parallels Desktop upgrade happens when macOS release their next version.
Parallels desktop 16 was released on August 11, 2020. https://www.parallels.com/blogs/parallels-desktop-16/