Hence, auto-brightness levels are more finely-tuned and consist of 7 levels as follows: SituationĪs you can see, it is easy to adjust Chromebook screen brightness using the dedicated keys or the on-screen slider.ĭo let us know your questions on Chromebook screen brightness using the comments form below. Answer (1 of 3): I faced this exact problem with my hp probook 4540s laptop and it took more than two years before being able to fix it. The Pixelbook has a better ambient light sensor. According to this Chromium developer documentation, Power source However, it does have a limited ability to adjust brightness. 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. It adds a sort of screen on top of your display to adjust the brightness. Dimmer can manage only brightness, and not contrast.

If you have issues adjusting your Chromebook’s screen brightness, log out and log in using the Guest account. Assuming the above built-in tools for adjusting monitor brightness have failed you, you still need to manage the brightness with broken (or absent) physical buttons. Screen brightness slider Adjust Brightness Troubleshooting

Brightness button not working hp