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‎05-06-2017 10:47 AM

HP Recommended
Product: HP 255 G5
Operating System: Microsoft Windows 7 (64-bit)

Hello, I bought an HP 255 G5 without OS. I installed Win 7 and all the drivers but the functions activated by the key fn don't work. For exampe, if I want change the lightness of the screen, the combination fn + f2 doesn't work.

 

How can I activate the fn functions?

 

Thank you very much.

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