Sonys Press conference from MWC took place end of February
If you missed it you can watch it here.
Please join the discussion here and share your thoughts on what was anounced here.
MWC 2019 discussion.
Your question has been translated to English as this is an International forum.
Do I understand correctly that you can't see anything in the display, even after replacing it? If that is correct, please get in touch with your Local support team so they can arrange a repair for you as the device will need to be examined at an authorized service centre.