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Friends, there are many possibilities if you can't connect to the wireless network. It is very common that the wireless router settings are not set up properly. Then the driver of the computer's wireless network card is not installed.
Just reinstall the drive. Then there is the damage to the wireless network card of the computer. There are many kinds of cases, please study carefully.
Detailed description.
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First of all, it is necessary to determine whether the router has set up automatic dial-up Internet PPOE, second, to determine whether DHCP is set, and third, to determine whether the wireless is turned off. After the router meets these three conditions, it can find the wireless network card connection of the computer, and if you have a password, you need to enter the correct password.
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1: See if your Lenovo notebook hits you with a wireless network card useless, if not, buy one and install it.
2: The wireless router is set up, see if you access the router to see, if you can't even access it, it's broken, find a master who repairs the router to help you see.
3: Your computer's wireless network card is broken.
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Is the router and computer set up? Computers before 2004 need a wireless network card, just follow the router's manual.
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If you really can't find the reason, just wait for the next day to log in, maybe it's not a hardware problem, it's the occasional network failure, I've encountered this twice.
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What should I do if my computer can't connect to the Wi-Fi?
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Hehe, is it open or encrypted, is it mac filtering, is DHCP enabled, me.
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Computers & Routers Wireless Internet access is not enabled.
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Try the following:
First, right-click on the wireless network icon of your laptop, and in the pop-up right-click menu, click to enter "Open Network and Sharing Center".
2.Once you've opened the tethering center, click Change adapter settings on the left.
3.Then you will enter the network connection settings interface, and then find "Wi-Fi network".
4.Right-click the Wi-Fi icon, and in the pop-up menu, click Diagnostics.
5.Enter the diagnostic stage, and wait a while for the diagnosis results to come out.
6.Wait for the Windows network diagnosis to complete, and then you will see the diagnostic result saying "Windows wireless service is not running on this computer". Click on the "Try these fixes as administrator" action.
7.If nothing else, after successfully starting the Windows wireless service, the red cross on the wireless icon will disappear, at this time, click the wireless network icon, you can successfully search and connect to the wifi wireless network.
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Take Lenovo brand computers, win10 system as an example:
1. Lenovo computer can not connect to the wireless network is generally caused by the wrong connection method, if you want to connect to the wireless network, first open the lower left corner of the computer"Get started"menu, select Open"Settings"and click on one of them"network and lntemet"option to find one of them after opening"wlan"Click Open and select it on the page"Displays the available networks"The wireless network that can be connected will pop up in the lower right corner of the computer, select the network you want to connect to, and enter the password to use it.
2. There may be a problem with the network settings of the computer, resulting in an error in the connection, which can be done on the computer"Computer networking"found in the click"Change the adapter"options, find one of them, disable the option and turn it off. If the connection is still not successful, check whether some routers are abnormal, or you can hand them over to professional maintenance personnel for maintenance and inspection.
The way to connect to the wireless network is to click the icon on the right side in the lower right corner of the computer desktop to pop up the notification bar, and then click Collapse to open all the notification bar function options, and then click"Networking", pop up the wifi icon, and connect it.
The above situation and method are applicable to Lenovo and other brands of win10 system computers. )
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1. What should I do if my laptop can't connect to wifi?
1. First check whether the wifi switch on the computer is turned on, some computers will have 2 switches, one is on the side of the computer, and the other is through the keyboard to achieve the switch, generally if these two switches are not turned on, the wireless network will display the X number, after confirming that these two switches are open, try to network again.
2. If the network icon in the lower right corner is displayed as follows, then check the wireless network card again. Right-click on my computer -- Device Manager -- Network Adapter to see if the network card driver is good.
4. If there is no problem with the above, and you still can't connect to the wifi network, then you can re-enter the wifi password to try to connect. To do this, right-click on the wireless network signal. Then re-enter the password and connect again.
6. After that, click Manage Wi-Fi.
7. Then, the name of the wifi signal that the computer has been connected to before will be displayed here.
8. Right-click on the wifi signal name - delete the network.
9. Then the network will be deleted from your computer, you can search for the wifi signal again, and then enter the password to try to connect.
10. If none of the above methods work, it is possible that there is a problem with your computer's network card or that the wifi network you are connected to has blocked your computer.
Second, the laptop can't connect to the wifi.
1. Router problems.
The easiest solution is to plug the router power connector and let the router restart, which can solve the problem by 70%.
Because the router is turned on 24 hours a day, it is time to take a good rest.
2. Multiple devices are connected at the same time.
Nowadays, many electronic products at home or in the unit are connected to the router at the same time, exceeding the upper limit of router connection (up to 5), which causes IP conflicts to be unable to access the Internet even if they are connected to the router, or they cannot connect to WiFi, or there is a xx on WiFi
3. The wireless network card is faulty.
Some mobile phone wireless network cards have been eliminated or seriously aged, which will cause poor wifi signal reception. There will also be cases where you can't connect to the wifi.
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Hello dear! Glad to ask you a question, I'm Xiao Lin'er! I've seen your question and I'm sorting out the answer, please don't worry, if there are a lot of people, you need to wait a while! Thank you for your understanding!!
Hello for you to find out, the easiest solution is to plug in the router power interface, let the router restart, its cost can solve the problem by 70%.
Check if the wifi switch on the computer is turned on, one switch is on the side of the computer, and the other is turned on through the keyboard. If these two switches are not turned on, the wireless network will have a red "x", confirm that both switches are turned on, and try to connect to the network again.
Right-click on the "My Computer" icon - "Device Manager" - "Network Adapter" to view the details of the NIC driver.
If the wireless network card is not installed or not used, re-enable the wireless network card or reinstall the wireless network card driver, the wireless network card driver can be copied to the computer in other places** for installation.
Do you have any other questions? The order will automatically close after 24 hours, if I am helpful to you, I look forward to your like, thank you
Questions. There is no network card in the device manager.
The lower right corner shows yes
It turned out to be fine all along.
Hello dear, inside the attributes.
Questions. I suddenly want to use it today. That's it.
** of the property.
Can you give me some guidance?
Hello for you to find out, click on the network adapter, you can see the attributes.
Press the right button to should.
The following methods can be used:1Turn off and on the wireless network of the mobile phone; 2.Restart your phone and search the network again; 3.Open the wireless network in the phone settings and add the network again; 4.Restart the Broadband modem and router.
Restart or delete the cache.
Delete the wireless cache, as shown in the figure below, there are several connected wifi signals under "Manage known networks", delete the excess signals, method: click on the corresponding wifi signal - forget. Then re-enter the password to connect to the wifi. >>>More
Landlord. Hello.
First of all, your question, there are a few prerequisites required to set up a wireless network. >>>More
Hehe, the encryption method set in your wireless router is different from the encryption method in your computer. Win7 system,Please find the "Manage Wireless Network" menu in the properties of the network,Check the properties of your wireless network profile,There is a security tab,There is an encryption method in it,Remember to modify it to the same as the encryption method in your router,Router and computer you can modify one side at will。 If it's still like this after the change, remember to restart it and take a look, so be it.
Is it a wireless router? The wireless routing settings are incorrect.