Plz read the discussion here https://forum.fairphone.com/t/fr-gb-black-screen-after-install-fairphone-os/36042/teatime. Hope your solution is in this discussion.
Have a nice day to all the members 
Plz read the discussion here https://forum.fairphone.com/t/fr-gb-black-screen-after-install-fairphone-os/36042/teatime. Hope your solution is in this discussion.
Have a nice day to all the members