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.
I have translated your question to English as this is an International forum, please post any replies in English and it will be easier for me and other users to assist you.
If you have done the troubleshooting available and it didn't resolve the behaviour, please get in touch with your Local support team and they will either arrange a repair for you, or inform you of the closest authorized service centre, based on your location.