Technical Details Item Info Category Notebooks Manufacturer SONY Supported System win 10(64bit), win 10(32bit), Win 8 (32bit), Windows 8 (64bit), Win 8.1 (32bit), Win 8. Amd Radeon Hd 8750m Driver For Windows 10 there. Lexmark X75 Driver Windows 10 more. 1 (32bit), Windows 7 (64bit), Win 7 (32bit), Win Vista (64bit), Win XP (64bit), Win Vista (32bit), Windows Server 2003 (32bit), Win XP (32bit) File Size 9314 kb Released Device SONY VPCZ12HGX/X MD5 4125976eba33c7a7f8c7ab Description VAIO Power Management Update driver for SONYVPCZ12HGX/X VAIO Power Management Update for Windows 7 64bit. There are a number of common alerts along with other messages which you might get in the driver upgrading procedure, several of which I've paraphrased and listed right here together with tips on what to do: Windows requires a digitally signed driver: You won't even see the above two messages because Windows won't let you install a driver that has a digital signature issue, in 64-bit versions of Windows. End the driver update process and locate the correct driver from the hardware maker's website if you see this message. Asus P7h55 M Lx Driver For Windows 10 on this page. Method to Update Driver with Device Manager 1.