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1: Make sure your computer has a Wi-Fi card.
2: If you are sure if there is, whether the hardware device can run normally. Whether the drive is installed or not. Whether the hardware wireless switch is turned on.
3: If the above is confirmed, the rest is that the ability to find the signal is different for different types of wireless network cards, which is very normal, as if your mobile phone has five bars of signal, and his has three bars, that's all. Of course, if you can't find the wireless router next to your computer, then you can be sure that there is a problem with the network card, and try another one.
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Does your laptop have a wireless card?
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You can first open my computer to see if there is a wireless connection to the computer icon (similar to the local connection length), if there may be disabled, you can right-click to try, if not, you can go to my computer right-click on the hard device manager to see if there is a wireless network card, maybe there is a problem with the driver, you can't say.
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Do you have a wireless network card driver?
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First of all, it depends on whether you have disabled Wi-Fi. Or maybe you don't have an ann drive. And then it's the reason for the network card......My classmates used HP's notebook.
We can all receive the net, but it's hard for her to receive ... Because the machine used is different. And then the network card is not the same...
I think that's all there .........Also, if you search for it, you may not be able to get it. It depends on whether the person has set a password .........Only those who are not encrypted can .........It also depends on whether the signal is stable ......The strength is not ...... enoughThese are all factors ......
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It should be a problem with the router, your wireless port is set with a limit, if you don't encrypt someone else occupying the channel, you can't connect, try encryption,
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Go to the hot spot of the second WLAN of the sedan to try to see if Zen Hui is a problem with the routing or the computer, if it is a computer problem, try to reinstall the driver of the wireless network card, if it is a routing question to Biqing, then it is simple to either repair or change one.
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Possible Causes:
1.The driver is not installed or installed incorrectly. Solution: Uninstall the existing driver, reinstall it from the corresponding network card driver on the network, or reinstall it with the driver that comes with the notebook.
2.There is a problem with the connection of the laptop network card, and the age rate of this occurrence is not high. Solution: Check the switch of the wireless network card. It's best to be solved by a professional.
3.The switch of the network card of the car line is not turned on. Solution, according to the monitoring manual, turn on the wireless network card switch. Empty eyes.
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Find the root network cable, connect the laptop, and then go to the router settings page to set it again.
Do you see if there is an exclamation point in Device Management? >>>More
2. Check whether the wireless network card driver is successfully installed in the computer device manager, and check whether the wireless network card has been started, the method is to click "My computer (win7 system is "computer") on the desktop, and then select "Properties" - Hardware "" - Device Manager, there should be a wireless network card adapter under normal circumstances. >>>More
First of all, let's check if it's a wireless router problem. In order to confirm whether it is a problem with the wireless router, we can remove it and use the wired directly to surf the Internet (just like our desktop directly connects the cat to surf the Internet), if it can go to the Internet normally at this time, it proves that there is a problem with the wireless router, if it can't go to the Internet normally, it means that it is not a router problem. >>>More
The wireless network card of the laptop is a functional module, it can be replaced if damaged, different brands and models of laptops have different disassembly methods, and the location of the network card may also be different, so it is best to send it to a professional to deal with. >>>More
Dear Lenovo users, hello:
If you still can't connect, we recommend that you go to the Network and Sharing Center--- select Wireless Network Management in the menu bar on the right--- delete the access point --- search for the connection again. If you still can't connect, we recommend that you restart your router or contact your network operator to help you resolve the issue. >>>More