Android pie SMS app upon opening half screen is occupied by its name can't disable itWhat a improvement

Hi my display is showing light pink transparent circle just above home button after update to one ui on Samsung s8Anyone else have it?Doesn't come in screen shot

when I checked the battery usage by the different apps and system apps my Samsung Galaxy S8 is showing battery usage by percentage use up to 4% while the battery is drained by 8% . this means that I will get only half of the estimated time left.here ...