SAMSUNG is giving the major One UI 2.O update in some devices this April. Can someone provide any specific date when the major update is coming? My Device - SAMSUNG GALAXY A7 (2018)Country Code - BNG (Bangladesh)

After Re - Flashing my A750F. I can't access Lockscreen Stories or even I can't Login on My Galaxy (already on phone)it says 'Unauthorized Device! My Galaxy works only on Authorized Samsung Devices'. And even I can't Install My Galaxy App (From Play ...

Watch Video FirstI have recently observed my A7 (2018) Display Scrambling even I've took Screenshots there also it comes with Scrambling. Newly Observed Dolby Atmos Delivers Cranky Sound on Headphones . I can't even understand what the hell is coming...

I have recently observed my A7 (2018) Display Scrambling even I've took Screenshots there also it comes with Scrambling. Newly Observed Dolby Atmos Delivers Cranky Sound on Headphones . I can't even understand what the hell is coming out of the headp...

Display Scrambling even in screenshots  I've tried resetting but no use. Any Solutions?