The reason for the "#2" after the name of the network card is that the network card used before is not normally uninstalled, it is directly removed from the computer, because its information is still residual in the win7 system, when the network card is reinstalled, in order to distinguish the information of the previous network card, and the name of the new network card added "#2". The solution is to uninstall both the old and new network cards from the computer and reinstall the drivers. www.greendl.com describes the steps as follows:
Step 1: Right-click the "My Computer" icon, execute the "Properties" command, pop up the "System Properties" dialog box, select the "Hardware" TAB, click the "Device Manager" button, pop up the device Manager dialog box, as shown in Figure 1.
Figure 1 Device manager
Step 2: Execute [View] [Show hidden devices] command, display all network cards, select network cards and uninstall, restart the computer windows7 flagship after the installation of network card driver, if there is a network card driver provided by the company, it is best to install the original driver, as shown in Figure 2.
Figure 2 Uninstalling the NIC