1 a. Screen-off 2. a. Bixby 3. a. Multi window 4. THE Samsung is my One of most likely brand in my life. My favourite company is samsung . samsung Note series is the most popular phone in human life & this phone reach every condition. This Note series very useful in my life. He helps me in my work & right my notes . Note series in most important thing is the S pen. I truly like this. I love note 8 phone .