How to do unrecognized network on Win7 computer

First, NIC driver problem;

1. Right click on the desktop computer icon, select Device Manager, and find the network adapter option under Device Manager.

2. Open the NIC driver list, find our current NIC driver right click, select Disable, and then click Enable.

Second, change the adapter settings;

1, right click on the desktop network, drop-down menu to find the property options, enter the main interface of the network properties.

2, then we can see the change adapter settings option in the upper left menu bar of the property interface, we click to enter.

3. Right-click on the Local Area Connection option and select Properties to enter the Local Area Connection Properties dialog box. Then click on the installation option in the lower left corner.

4. In the Select Network Function Type dialog box that pops up, select the protocol option and click the Add button below to add it.

5. After clicking Add, select the ReliableMulticast Protocol protocol in the pop-up network protocol dialog box, and then click OK.

Third, start the service item;

1. Click the start menu in the lower left corner of the computer to find the running option, click Open, enter services.msc in the running text box and click OK.

2, then find the DNS and DHCP services in the service list, click on the open type and select Auto, you can complete.