1. Swipe down from the
Notification bar, then select theÂ
![settings icon](https://www.att.com/devicehowtomedia/image/inline_images/settings_icon.png)
Â
Settings icon.
Â
2. Select
Display, then select
Comfort view.
![Image 1](https://www.att.com/devicehowtomedia/image/lg_v35/os10/9007172_01.jpg)
3. To enable comfort view, select the
Use Comfort view switch.
![Image 2](https://www.att.com/devicehowtomedia/image/lg_v35/os10/9007172_02.jpg)
4. To manually adjust the level of blue light, select and drag the
Blue light filter slider to the
left or the
right.
![Image 3](https://www.att.com/devicehowtomedia/image/lg_v35/os10/9007172_03.jpg)
5. Select the
Black & white switch to view your device's screen in black and white.
![Image 4](https://www.att.com/devicehowtomedia/image/lg_v35/os10/9007172_04.jpg)