Okay I’m actually using the newly released Deepin UOS on actual hardware.
My issue is at lightdm user login. See I installed a 2nd desktop environment (Cinnamon).
Now when I boot up computer at user login screen default is Cinnamon environment &
I have to click on the Cinnamon icon to switch back to Deepin.
How can I get Deepin as default at login display (my preferred choice)