The USB not recognized error that has driven me insane over on number of occasions and I have found a few tricks which might work for you. There are a number of possible solutions so check each one from the most common to the more difficult.
This is a very popular USB camera which was made by the EliteGroup. It was also called the VC0303. The drivers are for a Windows XP/2000 system as this camera came to the market in late 2006. If you are trying to run it on a Windows 7 or Windows 8 system then you have to try and run it in compatibility mode.
This is the driver for the Realtek RTL8192CU Wireless LAN Driver for Windows being driver version 1021.3.0912.2012. This Utility and Driver Auto Installation Program supports the following operating systems — XP/Vista/Win7/Win8.
This is the driver for the ThinkPad computer made by Lenova. This is the latest driver for Windows 7 and Windows 8 for your computer. This being Driver version 3.744.744.052913 was released in June 2013 so it was made for an updated operating system.
This version 1,3 of the Sweex LW053 Wireless LAN USB Adapter Driver is listed below. Note that this chipset works on a number of other brand name adapters. Sweex is only one of the brands which use this chipset. The full listing is below.
The is the Google USB driver which is a downloadable component for all Windows developers, available for download from the AVD and SDK Manager. The Google USB Driver is only for Android Developer Phones (ADP), Nexus One, and Nexus S. If you’re using a different Android-powered device, then you need to get a USB driver from the device OEM.
This is the USB driver for the RealTek RTL8187 Wireless adapter. Check your hardware before you install this driver as there are a number of versions for this adapter. See the website for other USB Realtek drivers.
This is the USB driver for the Creative Labs PD1130 and the Creative Labs NX Pro which use the same chipset. Note that this is for the old cameras which use to be very popular on the market. This was the last driver for this webcam. Cannot run on your OS then run it in compatibility mode.
This is a popular camera being the Intex Webcam driver. The chipset has been used on a number of other webcams. See the listing below for the driver of the Intex camera. This was the last driver released for this camera.
This is the Sony Ericsson D750i/K750i USB Driver version 188.8.131.5203 which was released in 2006. If you need an updated driver then check the website of Sony Ericsson for more details. Also note the operating system for this driver. If you cannot run it then run the file in compatibility mode.