Hi Wasfi, This indicates that the Wireless, Ethernet and Chipset drivers are not installed on the system. Please install the following drivers in the order they are given: Click on the link to download the driver and follow the onscreen instructions to install them. Please share the Hardware ID of the Network Controller so that I can provide the correct wireless drivers. Here are the steps: Please reply with the information, I'll be happy to assist further.
 Hi, my wireless doesn't work and I found these three devices  uninstalled as shown in the picture after installing a new windows 7.I have Dell Inspiron N4050 .  [IMAGE]
Drivers problem