Troubleshoot

HP Pavilion 15 – screen brightness not working after install Windows 10

You can find all of the drivers you need for your model at the link below. https://support.hp.com/us-en/drivers/selfservice/hp-pavilion-15-cs0000-laptop-pc/20284004 You do realize that you also need to install the Intel HD graphics driver, correct? Your notebook has the nVidia/Intel switchable graphics, so you have to install both drivers in order for the graphics to work correctly.

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