how to unlock Volume,brightness, fixed.Two methods.

Laptop keyboard back light Turn on/of Short Cut Key/Setting HP Newīrightness Control Not Working Solution🔆✔ | Brightness Slider is Missing in Windows 10 | 100% Fixed😃įunction keys (F1-F12) not working. I use ubuntu 11.10 on hp 6735s, fn keys work for sound adjustment, but for brightness 98 of the times not working, I mean till now only maybe three or four times it worked. Note that in Mint 19, you automatically get the 'modesetting' driver for your Intel graphics by default. This should force your system to use the newer and superior 'modesetting' driver instead of the deprecated 'intel' driver. Install drivers and restartTech Tips 5: Adjusting your Laptop Brightness Re: Brightness buttons not working on HP Elitebook Folio 9470m. download correct 'hotkey' drivers from HP's websiteģ. Press the up or down arrow key to select Action Keys Mode. Press the right or left arrow key to select the System Configuration menu.

Turn on the computer and immediately press the f10 key repeatedly to open the BIOS Setup Utility. Find out which model you have (Example: Elitebook 840)Ģ. Press and hold the Power button for at least five seconds to turn off the computer. If that didn't work you are missing the correct drivers. How to fix the brightness keys on your HP laptop.įIRST Try Holding Fn key at the same time

Brightness button not working hp