How to deal with unrecognized network in win7 system

Xiaobian first analyzed the cause of the problem, windows7 system will not assign IP address to the network when there is no data communication on the network, so it will not even connect the router ” recognized, the router will become an unrecognized device, and then the network connection will appear "unrecognized network", even if the computer system is restarted, the router will be treated as an unrecognized device.

Radical Method:

Since the reason is that the network connection cannot be obtained by a valid IP address, then we manually set a fixed IP address for the local connection. The specific steps are as follows:

1. Desktop - Network - Right click - Properties

2. Click "Change Adapter Settings"

3. Local Connection - Right click - Properties

4, double-click " internet protocol version 4 Tcp/Ipv4"

5, check "Use the following IP address" and "Use the following DNS server address"

Ip address: 192.168.1.# (# is any number between 2~255, it is recommended to set the number above 105 to prevent IP address conflicts of multiple computers)

Subnet mask: 255.255.255.0< Br>

Default Gateway: 192.168.1.1

Preferred DNS Server: 192.168.1.1

6. Click “OK", click on the parent window (the one with the local connection property) "OK", set up completed

7, unplug the network cable, and "local connection" & rdquo; With (local connection - Right - Properties - disabled), restart the computer, plug the Internet line, enable & ldquo; local connection & rdquo; (local connection - Right - Properties - enabled) to.

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