hey guys, my desktop usually use a wifi dongle but it keeps making problem. so i change to a PCI card, i installed it according to the manuals properly. however when i insert the ethernet cable, it took too long to identify and it became unidentified netwrok with no internet connection. i tried reinstall again but it doesnt work, i tried the cmd flush dns also didnt work, and the windows troubleshoot doesnt work. the cable is fine because i have checked. i dont know whether is there any incompatibilty on the pci card with my desktop. i am out of this world. help me