You have removed or added a new USB device to your office workstation and now an "Unknown USB Device" error is appearing. Device drivers supply the core software that ...

This post lists the possible solutions to fix the Unknown USB Device, the Device Failed Enumeration error on Windows 11/10. When you connect your USB device to the ...

Microsoft has responded to a serious problem with Windows 11, where installing update KB5066835 can break USB keyboards and ...

This document is an application note describing use of the USB peripheral communications device class driver (PCDC) with the USB basic firmware of Renesas USB MCU and USB ASSP.The program described ...

Every operating system places requirements on device drivers. Here's a quick tour of the Windows CE rulebook. Microsoft Windows CE is a modular and scalable operating system that supports a variety of ...

I have an old Toshiba laptop with a USB slot and Windows95 OSR2 (or it may be Win95B, I'm not certain) installed. I downloaded and installed the USB drivers for it, it detects the slot. However, when ...

In my last column [see LJ December 2002], we covered the serial layer in the 2.5 (hopefully soon to be 2.6) kernel tree. We mentioned in passing that a USB-to-serial driver layer in the kernel helps ...

We will be undertaking the following fixes to get rid of the Unknown USB Device, Set address failed error message on Windows 11/10, Change Power Options. Update ...