Device brightness not set proper in android I want to change the brightness using seekBar it changes but the notification brightness bar progress is not the same as the progress value. public class MainActivity extends AppCompatActivity { private SeekBar seekBright; private TextView txtProgress; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); seekBright=findViewById(R.id.seekBright);...