With the launch of the Raspberry Pi 4 SBC series, the Raspberry Pi Foundation released a new version of Raspbian OS, the official Raspberry Pi operating system based on the popular Debian GNU/Linux distribution. This release adds numerous new features and improvements, but the biggest change is that it supports the Raspberry Pi 4 Model B single-board computer. Another major change in the new Raspbian OS release is that the entire operating system has been rebased on the soon-to-be-released Debian GNU/Linux 10 “Buster” operating system series, due for release next month on July 6th. This means that there are numerous updated components included in Raspbian 2019-06-20, along with lots of bug fixes and improvements.