In addition, tools like Microsoft Fixit or sfc/scannow suggested that the machine is perfectly configured, and no combination of uninstall / install drivers and reboot seems to have had no effect.
It seems unlikely a typical software conflict because the two systems have the same software and when the question began the work machine lacked any software work there is no.
He also stubbornly refuse load other drivers, like "windows determines that the best driver is already installed. The major difference significant between these two computers on the front of the webcam is that the computer that is running, the driver, a times usbvideo.sys Details and ksthunk.sys loaded to the device, while one who does does not only usbvideo.sys loaded to it. Instantly I prefer to use, they do not work at all, usually errors to the effect of "the device is already in use", although I have largely ensured that it is not. On one of these computers (the one I use the least) my two plug-and-play zero configuration webcams work well and instantly. I have two computers, both running Windows 7 Ultimate 64 - bit, literally installed from the same disk with the same updates, etc.
Please check if a driver installation is needed, and even request delivered must be preinstalled. Can you send description of mouse models please?Īs I know it is not necessary to install a driver for external USB mouse and mouse is usually recognized automatically. It will be really interesting to know where you're trying to connect the USB mouse. I have a laptop Satellite A100 laptop and when I try to install a plug and play mouse windows says it is not recognized - unknown device. The plug-and-play USB mouse will not work on Satellite A100 You may be able to download the drivers from the web site of the manufacturer of the computer. I do not have a CD with info and the Add Hardware Wizard cannot find the drivers. I formatted and reinstalled xp to correct some problems and my multimedia audio and video vga drivers were lost. Visit our Microsoft answers feedback Forum and let us know what you think. Samhrutha G S - Microsoft technical support. In addition, allow the computer to enable this device to save power power off the checkbox does not appear under the tab for the USB root hub power management. If the DisableSelectiveSuspend registry entry value is set to 1, the selective suspend feature is disabled. Note: This setting affects all USB host controller drivers in the system. type DisableSelectiveSuspend, and then press ENTER. on the Edit menu, point to new, and then click DWORD.ĭ. Locate and then click the following key in the registry: HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\USBĬ. Click Start, click Run, type regedit and then click OK.ī. To create a new registry entry that disables the selective suspend of the USB hub driver feature, follow these steps:Ī.
How to back up and restore the registry in Windows: For more information about how to back up and restore the registry, click on the number below to view the article in the Microsoft Knowledge Base: Then you can restore the registry if a problem occurs. For added protection, back up the registry before you edit it. Therefore, make sure that you proceed with caution. However, serious problems can occur if you modify the registry incorrectly. Important: This section, method, or task contains steps that tell you how to modify the registry. Any help please, I'm at a loss what to tackle next.įollow the steps below and check, if it helps: I uninstalled the unknown devices in Device Manager and do it again, but no change.ĭon't know what other information I should include. Unknown poster USB 2.0 Device Manager hub and 2 other unknown devices. I removed the devices, restarted, nothing helps. In the end, I believe not to be able to use the Plug-and-Play devices despite them being listed as compatible with XP. In my view, that all have two drivers I installed earlier however. However, I have an eternal hardrive of WD and a recognized on my laptop XP Trendnet USB wireless adapter. It was recognized instantly on another computer running Vista.
I also encountered the same problem with a new sandisk sansa mp3 player recently. Neither disks driver with devices or of are available on the Web sites of the companies.
Running XP PRO with SP3 and the latest updates as of 12/14/10.īoth a logitech M570 wireless receiver USB trackball and cause a cooler hub from the usb port 4 master the new wizard material to search for drivers but ultimately are not found. The devices plug-and-play USB do not install on XP pro sp3 that new hardware wizard cannot find the software.