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Method 1: Open "Device Manager" and select "View" - "Show Hidden Devices" above. Then select "Network Adapters" below to find the redundant connections, delete or disable, and restart the computer.
Method 3: Enable "Turn off active testing for Windows Network Connectivity Status Indicator" in Group Policy.
1.Open Run. Start key +R, or"Get started"=>"All programs"=>"Attachments"=>"Run"
2.Open the Local Group Policyr. Enter in Runtime, Enter.
3.Locate the Internet communication settings. "Computer configuration"=>"Manage templates"=>"system"=>"Internet communication management"=>"Internet communication settings"。
4.In the window on the right, find the "Active Test with Windows Network Connection Status Indicator Turned Off" item and double-click to open it.
5.Change the configuration status to Enabled and click OK to save your changes.
6.Close all windows, reconnect to the network, and restart your computer.
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Whether you use Win7 or WinXP system, the meaning of the exclamation mark is different for two different systems.
Whether you use a router or not, first determine these two questions before speaking.
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There are often yellow exclamation points, but our broadband is connected, but there is no internet access. It is estimated that the driver is no longer (installed), or the network card is broken (replaced). or IP address conflicts (set to get automatically).
I also often have this situation, restart the computer or 360 network diagnosis.
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If you can't access the Internet when using China Unicom Broadband, an exclamation mark may appear for the following reasons:
1. If the network cable is loose, the two ends of the network cable need to be plugged in tightly.
2. 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 to restart.
3. Check whether the network card driver is abnormal, and click "My computer click (right-click attribute) -- hardware (device manager) -- click on the network adapter -- click on the drop-down menu and click on the right-click attribute -- select to use this setting (enable)".
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If Li Haomeng which bridge you use the socks hall to use Unicom broadband, the computer network can not be connected, there may be the following reasons:
1. If the broadband is in arrears or expires, 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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First of all, exclude whether the optical modem has a signal:1,The simplest thing is to see if the mobile phone can go to the Internet,It can indicate that the optical modem has a signal,You can't check the optical modem to the router The line can be passed,If the line is open,Put the optical modem to the router cable head directly into the computer network port end,See if you can go online,It can't mean that the optical modem has no signal,Can go online means that the optical modem has a signal。
If the optical modem has a signal to connect to the computer directly to access the Internet, let's rule out the router, if our mobile phone can be connected to the router and can access the Internet normally, it means that there is no problem with the router. If the phone can't connect to the Internet, it means that the router is either broken or has a problem with the settings.
If there is no problem with the light modem and the road or bridge device, it is a yellow exclamation mark when you open the computer network icon. Here are a few ways to do it.
1.Test the router to the computer network cable can be passed, if it is passed. Open the Network and Sharing Center IP address DNS to automatically get --- change adapter settings --- local connection --- right-click to disable first before resuming enabled.
2. If you used to have 360 security guards on your machine, you open the function encyclopedia--- Network Optimization - Disconnected First Aid Kit Test Repair.
3.The first 2 settings are not good, you have to check whether the network cable of the device connected to the router is stupid in series.
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1. When such a fault occurs, right-click the network icon in the taskbar and select the "Open Network and Sharing Center" item from the pop-up extension panel.
2. Next, open the "Network Topology Diagram", click on the location of the problem that caused the fault, and click on the red cross location to carry out the repair process. Qi file filial piety.
3. At this time, the entire network will be checked and repaired. Hints are given for issues that can't be fixed on their own. Sometimes it is caused by the router not being able to access the DNS normally.
4. There are two solutions to this: one is to check whether the connection between the router and the broadband access device is normal, and you can try to solve the problem by restarting the modem and the router. The second is to call the network high-draft operator and let them help you solve it.
6. In the main interface of the program that opens, check the entire network situation and try to repair it.
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There is no network, or there is a failure.
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Recently, I received a lot of private messages,A lot of small partners have an exclamation point on the computer network,I don't know how to solve it,I want to help solve it,For this reason, I collected a lot of information on the Internet,Finally found a variety of win10 system networking icons to display the exclamation point of the repair method,The following will bring the specific steps to everyone,If you need it, hurry up and take a look at it。
Method 1
Right-click on this computer, select Belong to the group, and open the home page of the control panel;
Go to the Network & Sharing Center and change the adapter settings;
Right-click on the network, select Properties, and double-click on Internet Protocol version 4;
Select Automatically obtain IP address and Automatically obtain DNS server address, click OK, and click OK again.
Method 2
Open the "Start Menu" in the lower left corner of the computer desktop, click the "gear" icon, and enter the system "Settings";
After entering the "Settings" interface of the system, click to enter the "Network and Internet" option;
Then select "Status" in the pop-up interface;
Drop-down menu to find "Network Reset";
In the pop-up interface, select "Reset Now";
After the reset is completed, it is equivalent to resetting all the equipment and setting parameters related to the network, the previous one will be deleted first, and then re-installed, this series of operations is carried out automatically by the system, after completion, re-enter the password to connect to the network. Empty Dan.
Method 3
Click "This computer" to enter the C drive of the computer.
Find the "Windows" folder option in the C drive;
Open the "Windows" folder and find the "System32" folder;
Open the "system32" folder, find "Applications", select and then run as administrator;
Then jump to the next interface and choose the "Yes" option directly. (Since you can't take screenshots on this part of the computer, here's how to say that the collapse display interface is: User Account Control Do you want to allow this app to make changes to your computer?)
Directly select the "Yes" option to enter the next interface;
Then enter the following string in the black box, remember to separate each word with a space, string: netshwinsockreset, press enter.
Method 4
This may be a problem with the network card driver, click on this computer, find the device manager, click on the network adapter, and right-click to uninstall;
After the uninstallation is complete, use the driver software to install the appropriate NIC driver, please refer to this article for detailsWindows can't find a workaround for the driver for the network adapter
Method 5
It may be that the network cable is poorly connected, and re-plug the network cable to confirm that it is firm;
It may also be caused by long-term use of the device, so you can turn off the power of the modem, router, computer and other Internet access devices for a few seconds, and then turn on the power supply and restart.
The above is how to solve the exclamation mark on the computer network brought to you, I hope it can help you.
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