Samsung about curtailing the environment testing program . Support for this environment for devices with firmware based on Android 10 will not be provided. Recall that the Linux on DeX environment was based on Ubuntu and create a full-fledged desktop when connecting a smartphone to a stationary monitor, keyboard and mouse using the DeX adapter or when connecting a keyboard and mouse to a tablet.
From alternative projects with the implementation of portable Linux environments for smartphones that allow you to launch the desktop when you connect a monitor to your smartphone via HDMI or using technologies like и , you can note: , , , , и .
Source: opennet.ru