Go to the following link, enter your model number (ie dv9074cl) then go to driver downloads and download the driver for quick launch buttons.
forgot to put the link sorry
http://h10025.www1.hp.com/ewfrf/wc/pfind...
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To disable or enable the Fn-functions, try locating them in BIOS using this guide.
http://h10025.www1.hp.com/ewfrf/wc/document?cc=dk&lc=da&dlc=da&docname=c02035108
Otherwise, try hitting these key-combos in Windows, pressing the keys down exactly at once:
Dell = Fn + F4
Compaq = Fn + ScrLk
Lenovo = FN + Num Lock
IBM Thinkpad - Shift + Scroll Lock Num
Others:
Fn + F11
Ctrl + F11
Fn + Num Lock
Fn + Shift + Num Lock
Make sure you have installed all the required programs for the laptop, check the hp website for programs for your hp model and see if you have them all installed not having the programs installed can cause the problem. www.hp.com drivers / support / download ,enter your brand HP and then series - pavillion and the model from the bottom of the laptop.
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