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Excuse me, isn't it? If yes, what did you do on the computer before the accident, **something, what is abnormal, if you think of something, ask me to tell me, if you don't know how to cause it, it is recommended to restore the system or reinstall.
win7810 restore the system, right-click on the computer to select the attributes, on the right side of the system protection, system restoration, follow the steps to do it, if there is restore software, the image backup that comes with it, and the backup, you can also use the software, image backup to restore the system.
If you have any questions, please ask me.
If you are not installing the system when you bought a computer, it is recommended to install the system that was pre-installed when you bought a computer.
Pure can't get on the net:
If it is a broadband problem, please call the broadband customer service ** and ask them to check for you. If it is a router problem, please call the brand router customer service for **consultation, they have **guidance.
1) If it is a problem with the broadband itself, first directly connect the broadband network cable to test, if it is a broadband problem, contact the broadband customer service to solve it.
2) If it's a problem with the router, if it can be used originally, it can't be used for the time being, my own practice is to disconnect the power of the router and plug it in, and I'll take a look. In there is a factory reset, from the new strict according to the manual settings can be used, I don't understand, it is not recommended to set it at will (this is under the premise of the correct physical connection, sometimes the router is slow or failed to find the IP address, not that the router is broken).
If it can't be solved all the time, it is recommended to call the customer service of the router, they have **** guidance, I encounter a problem that I can't solve by myself, it is very useful to consult the advice they gave, and they will give the correct advice for your settings or operations.
3) If you turn off the wireless switch, turn it on, if it is a wireless connection with software, it is normal for the software to be difficult to use and often have problems, there is no better way, use a router. In addition, it is caused by the network card driver is not or is not suitable, and whether there is a problem with the network cable interface or network cable.
4) If it is caused by a system problem, it is recommended to restore the system or reinstall it.
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Here's how to fix it:Operating Equipment: Dell Inspiron 7400
Operating system: win10
Operating Procedure: Network.
1. Right-click the network icon to open the network connection.
2. Right-click the network icon to open the [Properties] window.
3. Click the [Configure] button above.
4. Open the configuration window and click the [Advanced] option.
5. Select "IPv4 Hardware Checksum Bituan" in the list of attributes.
6. Change the value on the right to "Close", at this time the network connection will be disconnected and reconnected, and the connection has been shown as successful.
7. Go back and change the value back to "on", if you can't use it after changing it back to on, you can keep it off.
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It may be that the network verification server cannot be accessed, as we all know, due to the domestic network environment, it often causes Microsoft servers to fail to connect, this phenomenon is common in the wifi exclamation mark of the Android native system.
Recently in win10 used the network reset function,After the network reset is completed,I found that the wifi icon is not displayed on the computer,wifi icon is directly gone,View the network device in the device manager and find that the network equipment is all exclamation points,The driver is gone,Right-click to update the driver and scan the hardware driver is useless。
From other computers** Driver Life NIC version cannot install NIC drivers. So how to restore the Internet and restore the WiFi connection after the win10 network reset? Let's share the solution to the win10 network reset after the wifi is gone.
How to restore the Internet after win10 network reset.
Solution 1.
1. First of all, we right-click the "Start" menu, and then click "Run", or press the "Windows key + R key" directly to open the run, as shown in the figure below.
2. Enter "msconfig" in Running and click the OK button.
3. Click "Services", click Enable All, and finally click Apply OK.
4. Restart the computer to see if it can connect to the network. Solution 2: You need to use a tool called "ccleaner", scan it, and repair all the registry lists, but you need another computer to use the "ccleaner" tool to use a USB flash drive to import to this computer.
The tool finds itself**. Restart the computer to see if the wifi network connection can be displayed, and you can connect to the network to access the Internet. The above is the solution to the win10 network reset shared by the installation home, the wifi is gone, and the network is not connected to the Internet, if you find that you use the network reset function.
The wifi icon is gone, it is not displayed, and it cannot be connected to the Internet, so you might as well solve it through the above methods.
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There are a lot of win10 system users to this site feedback that encountered such a problem, that is, the network icon in the lower right corner of the computer becomes the globe icon, and can not access the Internet, but also prompts that it can not connect to the Internet, after analysis may be caused by network interruption, for the win10 computer Internet icon becomes the globe icon This problem, this brings you a detailed way to deal with it.
Method 1: Restart directly.
Check whether the network cable is not plugged in first, and if the current computer has no important matters in operation, you can restart the computer directly, most of the small problems can be quickly solved by restarting the computer, no, look at the second method to change DNS, the system city starts.
Method 2: Modify the DNS server.
1. Click the earth network icon in the taskbar - network and internet settings, or right-click the earth icon - open network and internet settings;
2. Find and click Change Adapter Options;
3. Right-click "Ethernet" or "Local Connection" - attributes, if it is wifi, select the properties of the wireless network;
4. Select "Internet Protocol Version 4" - Properties;
5. Select "Use the following DNS server address", enter, the alternate DNS server can be filled in, and then click OK.
Method 3: Modify the registry to cancel network detection.
1. Right-click Start-Run-regedit in the lower left corner, OK, and open the registry;
2. Find the registry key.
3. Double-click "EnableActiveProbing" on the right side of the Internet window, and then change its value to 0.
4. Click OK and restart your computer.
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Method 1: Restart directly.
First, check whether the network cable is not plugged in properly, whether the broadband is in arrears, and the router or modem may crash, so you need to restart the router or modem. If there are no important things to do on the current computer, you can restart the computer directly, and most minor problems can be quickly solved by restarting the computer. If you confirm that there is no arrears in broadband, the network is normal, and the reboot still doesn't work, look at method 2 to change DNS, and the system city will be the first to start.
Method 2: Modify the DNS server.
1. Click the earth network icon in the taskbar - network and internet settings, or right-click the earth icon - open network and internet settings;
2. Find and click Change Adapter Options;
3. Right-click "Ethernet" or "Local Connection" - attributes, if it is wifi, select the properties of the wireless network;
4. Select "Internet Protocol Version 4" - Properties;
5. Select "Use the following DNS server address", enter, the alternate DNS server can be filled in, and then click OK.
Method 3: Modify the registry to cancel network detection.
1. Right-click Start-Run-regedit in the lower left corner, OK, and open the registry;
2. Find the registry key.
3. Double-click "EnableActiveProbing" on the right side of the Internet window, and then change its value to 0.
4. Click OK, then restart the computer, and the system city will be launched.
The above is the solution to the win10 system network icon showing that the earth can not access the Internet, there are users who encounter this problem, you can follow the above steps to solve.
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