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Adham97
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Solved!

Brightness function keys not working however i can i change brightness from the settings

HP Recommended
Probook 450G4
Microsoft Windows 10 (64-bit)

Brightness function keys not working however i can i change brightness from the settings. This happened after a windows update

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Paul_Tikkanen
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Hi:

 

See if reinstalling the Hotkey driver and restarting the PC resolves the problem.

 

6.2.39.1 Rev.A

 

https://ftp.hp.com/pub/softpaq/sp81501-82000/sp81790.exe

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Adham97
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Probelm solved.Thank you 

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Paul_Tikkanen
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You're very welcome.

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