I am unable to receive incoming calls sometimes on my galaxy M31. When I Swipe right to pick the call, green button disappears but call is not answered, it keeps on ringing (shows incoming call and only red button ie disconnect button is available...

I am not getting Text Message notifications for a long time. it did not get resolved even in the latest update. All other notifications are visible.

Normally you can not access your messages and notifications from locked screen, but if you have glance installed, you can go to glance (Swipe on lock screen) and then Swipe down. Your Notifications are visible to everybody.

My Galaxy M31 has restarted twice since its first boot on 7th March. And I can not activate Dolby Atmos and UHQ UPSCALE on it. Any feedbacks?

I cannot activate Dolby Atmos and UHQ upscale in my M31.