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In our example, this could involve checking the Ethernet jack on the wall as well as in the back of the computer. Doing this may damage your computer and is NOT recommended by the DoIT Help Desk.Ĭheck any physical connections between the missing device and your computer.

Please note that some hardware cannot be located without opening the computer. You may be asked to provide drivers during this installation. Once you have restarted your computer, Windows should automatically recognize the hardware and go through an installation process. Verify it is installed correctly, and restart your computer. You should power down your computer and if possible, locate the physical hardware on your computer. In this case the network card may not be installed correctly, as Windows should detect almost all cards put into the computer. The network card does not appear at all, or the Network Adapters icon cannot be found in the Device Manager. One of the following will appear in the Device Manager if there is a problem (using the network card as the example): In this example, the network card appears to be in working order. This is the network card, which can have many different names depending on the computer, but usually contains Ethernet or Network in its description. In our example, there are three devices, one of which is the Intel(R) Network Connection. This will display the current network devices that are detected by windows. Network Adapters) in this listing and click on the + sign or downward arrow in front of it. So in this example, Network Adapters is the type of device, and the specific network cards installed are the physical device. In this document, Network Adapters will be used as an example of a device one might need to troubleshoot using Device Manager. In Device Manager, devices are sorted by type, that is, the various "categories” of hardware that are installed. This means that while certain devices may be installed correctly, it will not appear in this list unless Windows has the drivers necessary to recognize it. Device Manager is NOT a list of installed devices, it's a list of installed protected-mode device drivers.