I have an HP Laptop I purchased in 2010 and recently upgraded to Windows 10. Everything is, for the most part, working smoothly. The only glitch is the f9 key, which controls the volume muting feature. When muting is activated, the button turns amber. When muting is inactive, it stays white. After upgrading, it always stays amber, but the function itself still works fine.

The only other issue is in Device Manager, there is an unknown driver called ACPI HPQ0004 3&11583659&0. Windows 10 Precision Touchpad Driver more. I checked HP's website and there are no updated drivers. I also tried the Windows Update driver feature to no avail. Is anyone working on this problem? Or is this just something I have to live with until I get a new laptop?

Just curious. ACPI is the Advanced Configuration and Power Interface created by Intel, Microsoft and Toshiba which is a power management program to turn off power to components not being used. Asus Keyboard Backlight Driver Windows 10. It is SUPPOSED to be in Windows 10, but I don't know if the latest issue of Windows 10 actually has it. Since you already checked with Microsoft, check with the manufacturer of the chipsets on your computer. For example, if you are running an Intel processor, go to Intel.com. Intel (for example) has the Intel Driver Update Utility that can scan your computer and install generic drivers for the Intel products it finds. Driver_irql_not_less_or_equal Windows 10 Fix. Note, this does not mean you have the best driver for your computer.