Linux Mint 19.3 is the latest minor release of Linux Mint 19. The release available in the flavors Cinnamon, Mate and Xfce as usually, introduces several changes and new features, brings refinements, and bug fixes among other things.

Source: LXer – Linux Mint 19.3 Cinnamon – Using Cinnamon Desktop 4.4 and Powered by Linux Kernel 5.0