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Dear Lenovo users, it is recommended that you try to uninstall the network card driver of the computer, restart the computer and re-install**, the driver of the Lenovo computer can be found on the service of the Lenovo official website**, by the host number of your computer**, pay attention to the above selection of the system type that matches the operating system you are currently using.
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There is a yellow exclamation mark in the lower right corner indicating that the hardware is okay The main thing is that there is a problem with the software Your cable may be set to the IP address You need to call the after-sales ** to confirm.
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Restrictions are generally caused by wrong IP settings, please check the IP settings...
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The network connection is abnormal.
Regarding the "abnormal network connection" issue you are asking about, we recommend that you do the following:
If the wired network connection is abnormal, you can.
Click here to see the solution;
If it's an abnormal Wi-Fi connection, you can.
Click here. See solutions;
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Summary. Hello, I have seen your question and am sorting out the answer, please wait a while Oh When the Lenovo laptop is connected to the network, the network cable is not connected.
Hello, I have seen your question, and I am sorting out the answer, please wait for a while.
If you are using China Unicom Broadband, the network connection of Lenovo laptop is not available, there may be the following reasons: 1. Broadband is in arrears or expires, and you need to pay or renew it in time. 2. If the network cable is loose, both ends of the network cable need to be plugged in tightly.
3. If the device is used for a long time, you can turn off the power of the optical modem, router, computer and other Internet access equipment for a few seconds, and then turn on the power supply and restart.
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1.Check the local connection status, right-click the connection icon in the lower right corner to open Network and Sharing Center, and click Change Adapter Settings on the left
2.If the local connection is lost, the dialing error will also be 651. Appears as a red cross for a local connection (wired Ethernet connection).
The reason is generally that the network cable is not connected well, the modem is not powered on or the modem is broken, the crystal head of the network cable is broken, and the network card is broken (report for repair). These need to be checked one by one.
3.If the local connection status is restricted, an error of 651 will be returned.
Right-click on the local connection to enable it.
4.If there is no local connection, first consider that the newly installed system does not have a network card driver, and verify whether there is a network card device in the device manager, and whether the services network connections, plug and play, and remote procedure call (RPC) are all enabled.
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If you can't connect, you have to confirm whether it's a computer problem or a network problem.
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What should I do if my computer is not connected to the Internet?
Dear Lenovo users, hello:
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Have you tried changing the network cable?
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Problems with the network card driver.