Provides the buttons for Mute, Keypad, Speaker, Add Call, and Bluetooth.
Unlike Google's stock InCallUI (found on Pixel phones), Samsung's version has additional features and visual styling: what is com samsung android incallui
As a core system application, com.samsung.android.incallui is required for the phone to function correctly. Removing it would result in the user being unable to see who is calling or how to hang up the phone. Provides the buttons for Mute, Keypad, Speaker, Add
com.samsung.android.incallui is a core system package on Samsung Galaxy phones (and tablets with calling capabilities). The name breaks down as: Provides the buttons for Mute