HP EliteBook 8570p Brightness Keys Not Working Posted on by Webmaster IT Support Forum › Forums › Windows › Windows 7 › Drivers and Devices › HP EliteBook 8570p Brightness Keys Not Working Tagged: Brightness, Display This topic contains 0 replies, has 1 voice, and was last updated by Webmaster 3 years ago. Author Posts November 12, 2014 at 2:52 pm #985 WebmasterKeymaster After installing Windows on an HP EliteBook 8570p, you might find that the brightness keys are not working. To fix the brightness keys on an HP EliteBook 8570p, install the hotkey drivers: http://h20565.www2.hp.com/portal/site/hpsc/public/psi/swdHome/?lang=en&cc=us&sp4ts.oid=5212913 Alternatively, you can adjust the brightness by going to Display in the Control Panel and clicking Adjust Brightness on the left hand side pane. At the bottom of this window, you will see a slider bar called Screen brightness. Author Posts You must be logged in to reply to this topic.