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HP Recommended
HP ZBook 15 Base Model Mobile Workstation
Microsoft Windows 10 (64-bit)

I can't control the brightness on my laptop (F9, F10). I did a clean installation of win 10 and installed all updates from Windows Update. Hp Driver Assistant shows that all of my drivers are up to date. In device manager, I can't find anything either. Before the clean install of win 10, I had a sp file which I installed manually, but now I can't find it on the internet. The previous system was also win 10.

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