The Pixelbook has a better ambient light sensor. According to this Chromium developer documentation, Power source To enhance the usability the extension offers two different values for daytime and nighttime duration. It is designed to reduce eyestrain while reading documents online. Turn on adaptive brightness to automatically optimize brightness level on your. This extension reduces the screen brightness level for both daytime and nighttime periods based on user-defined values. However, it does have a limited ability to adjust brightness. Move the slider to set the brightness level on your device. Auto-Brightness on Chrome OSĪt present, there is no way to control or tweak the auto-brightness settings on a Chromebook. If you did, or have further questions, let us know in the comments section. If you are looking for the keyboard shortcut to adjust the brightness of your Chromebook’s keyboard backlit, (if your Chromebook does have that feature) use the same brightness keys while holding down the ALT key. If a reset did not fix the display brightness, you might want to contact your Chromebook’s manufacturer for further troubleshooting. If it works, reset your Chromebook and try again. If you have issues adjusting your Chromebook’s screen brightness, log out and log in using the Guest account. Screen brightness slider Adjust Brightness Troubleshooting Click and drag it to the right to increase the brightness.Click and drag it to the left to lower the brightness.

You will now see the screen brightness slider.Click the time or battery icon on the bottom-right corner to open the notification area.Change Screen Brightness on a Chromebook – Video Dedicated brightness keys on Chromebook Change Screen Brightness from Taskbar

Chrome lower brightness