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1. Check whether the switch of the wireless network is turned on, the wireless network switch of each brand is different, some are buttons, some are shortcut keys, but the position of the button and the shortcut key will be different, after confirming that the wireless network switch is open, check whether the router is turned on.
2Check the device manager, see if there is a wireless hardware device, and then see if the device driver is lost or damaged, if necessary, you can reinstall the graphics card driver to solve, you can choose the optical amplifier ** driver or seek a third-party driver software to solve the problem, if you can't install the friend can choose the driver software can only be installed, it will be more convenient.
3. If it involves hardware, disassemble the machine to detect whether the wireless network card is plugged in or there are traces of burnout, whether it is burned out or not may be difficult to judge, this can only be detected by professionals, to determine whether the wireless network card needs to be replaced or repaired.
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If the laptop wireless has been connected to other wireless networks before, it is recommended that you find the driver of the wireless network card in the device manager, right-click to uninstall, and then click to search for new hardware to install the wireless network card driver to connect to your wireless router! Hope it helps.
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The notebook has wireless,,Turn on the switch,Search wireless ,,, if there is no wireless,Install a wireless network card,Search wireless ,,, If the driver is incorrect,,You can go to mydrivers.**You can fit your network card driver.。。。
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Your question could be a little clearer, you can add me.
Open the program Control Panel Mobile Center to see if your laptop's wireless settings are turned on (IBM machines are usually under the little red dot, hardware switch).
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1. Connect the home line to the broadband modem;
2. The broadband connection cable drawn out by the cat is connected to the WAN socket of the wireless router (imagine that the router of the landlord is an ordinary wireless wired dual-purpose router for home use);
3. Take out a broadband connection line from the wireless router to access the wired network card of the computer;
4. According to the router manual, open and enter the settings interface, enter your broadband account name and password, and set the name and password of your home LAN;
5. Test the network connection on the computer, and if it can be connected smoothly, the next wireless terminal (mobile phone, etc.) is connected;
6. Open the phone settings - wireless and network - WLAN - checked; Wi-Fi settings - find the home LAN you just set, click - enter password - save.
At this point, the LAN setup of the combination of wired and wireless for ordinary home lines has been completed. Both the computer and the mobile phone should be able to access the Internet, and if there is a problem somewhere, it can be solved in a targeted manner.
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Install the 360 mobile phone assistant and there is a wireless connection in it to connect to the computer.
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There are three cases.
bai:1.The computer has no DU line network card
Title. 2.The wireless network settings of the computer DAO are stored back.
Answer the question. The password was changed. The computer did not update the password.
Solution:1Check the NIC Click the right click in the lower right corner of the network display to see the Network and Sharing Center dialog box appear, click Open Network and Sharing Center.
2.Left-click to open Change Adapter Settings.
3.You can find out whether your computer has a wireless network card, if there is one, as shown in the figure, if not, it means that there is a problem with the network card, and the network card needs to be repaired. If there is, it should be that there is a problem with the wireless network settings of the computer or the wifi password has been changed, and the computer has not updated the password.
4.If the wireless network is a problem, right-click the wireless network icon and select Properties 5Open the configuration in the pop-up window.
6.Another dialog box appears, make sure that the two allows are not checked in front of it, if there is one, cancel the password change, the computer is still the previous password, the computer will not remind the password error 8Find your wifi, right-click, and select Properties 9
Check the display characters to view the password, if the password is not correct, change the password, according to the above can solve the problem.
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Connect your computer to your router.
The reasons why baiwifi can't access the internet are: zhi
1. The wifi itself is a problem, but it can be.
The DAO is not connected normally to the DAO, resulting in the inability to return to the Internet.
2. Router problems, A: The router may be overheated or damaged.
3. Broadband arrears may lead to inability to access the Internet.
4. The wifi name contains Chinese, which causes some computers to be unable to connect to the Internet.
5. Computer system problems, there may be problems with the system, resulting in connecting to wifi but unable to access the Internet.
Suggested workaround:
1. Use other mobile phones or devices to connect to wifi to try whether you can access the Internet, and rule out the wifi itself.
2. Restart the router to try, or restore the router to factory settings, then dial up the Internet again, and reset the wifi according to the setup wizard, or change to a new router and dial up to connect to the Internet.
3. Contact broadband customer service to confirm whether there is any abnormality in the broadband account, such as arrears, recharge the broadband, and then dial up to connect.
4. If the wifi name contains Chinese, it is recommended to modify it to English or a combination of English and numbers before connecting.
5. If the above reasons are ruled out, it is likely to be a computer system problem for a long time, and it is recommended to restore the factory settings. See if that solves the problem.
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After reading your description, it shouldn't be a problem with the wireless router.
Because the mobile phone can be used normally without a version of the online Internet), the right is likely to be the network setting problem of your notebook, in fact, you only need to use the [360 disconnected first aid kit] as shown in the figure below to detect and fix it, and it can generally be restored to normal.
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With the same wireless router, why can the mobile phone be connected to the wifi but the laptop can't? First of all, it's a matter of his setup.
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Click the network icon in the lower right corner of the computer, find the network you want to connect, click Connect, and then enter the password, if not, open the network icon on the desktop, and then set it up.
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Look at the wifi of the notebook is turned on, what kind of computer are you using, my computer has a wifi switch.
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It should be that there is a problem with the wireless network card of the notebook.
Recommendation: Uninstall the driver for the wireless card before updating the installation driver.
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1: Possible driver issue. It's good to reinstall it :2: You turned off the wireless switch.
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OK. That's because your notebook is too old.
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First of all, you make sure that your home network is connected; Computers are able to connect to the Internet; If you can't restart the road DAO by the device attempt.
2. If the computer version can access the Internet, the mobile phone cannot; Check whether the SSID number of the wireless router is in Chinese; If it is changed to letters and numbers; Mobile phones sometimes can't effectively recognize Chinese:
3. If the above cannot be solved: we set static IP4 for the mobile phone, and the wireless router supports between 15-20 wireless devices; When the maximum number of connected wireless devices is exceeded, even though you are connected to Wi-Fi; But you're wireless; At this time, you can unplug the wireless router; Turn on the wireless router after 10 minutes.
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The wireless network card can be used as a transmitter, the computer wants to use the mobile phone's network, then the mobile phone should have the function of setting it as a "hot spot", and then the computer wirelessly searches the network sent by the mobile phone, and the mobile phone uses the computer's network, so the computer must be used as a transmitter.
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Do you want to use the network of the computer for the mobile phone or the network of the mobile phone for the computer?
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Just go directly to the next poison bully wifi on the computer.
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