Fix computer not connected to wifi

There are many reasons that laptip computer users encounter during use. For example, a computer error that cannot connect to Wifi is one of the typical errors encountered, causing discomfort during work, study or entertainment. In the instructions below, will summarize and help you how to make the computer fail to connect to wifi in the simplest and most effective way.

The use of the internet today is quite common and surely for computer users, laptops have also encountered computer errors that cannot connect to wifi while working. There are many causes for this error such as the impact of the environment, hardware, operating system as well as the limited range of WiFi device you are using. So how can you fix the error of not connecting to wifi? Invite you to refer to the way to fix computers not connected to wifi that we have summarized the following.

Fix computer not connected to wifi

Fix computer not connected to wifi

1. Set up static IP on computers and laptops (recently updated)
Sometimes, because there are too many devices or because the Wifi system is cross-planted in your network, it makes it impossible for WiFi to grant IP to computers and laptops. It is also a common cause that many people encounter, so choosing to set a static IP is also a good solution to help you temporarily overcome the problem.
Step 1: First on the Desktop, right-click on the bar Taskbar Network icon and then select Open Network and Sharing Center.
fixed the computer not connected to wifi
Step 2: Here you click on the Wifi network is accessing to proceed to change the IP address.
Note: What is your Wifi network name? section Connections it will appear exactly the same.
fixed the computer not connected to wifi
Step 3: In the interface of Wifi, click on the section Properties has a shield on the side, which allows you to customize more network related parameters.
fixed the computer not connected to wifi
Step 4: Wifi Properties interface appears, searching for the line named IInternet Protocol Version 4 aka IPv4 and double click on it to set deeper.
fixed the computer not connected to wifi
Step 5: In this section there are 2 parts: Change IP and Change DNS, at IP change is the first item you pay attention to choose Use the Following IP addresses and change the numbers as in the picture is 192.168.1.x (where x is from 2 -> 254), as in the picture is
fixed the computer not connected to wifi
Note that at the IP adress line, the value 96 you can tor change from 2 to 254 As long as you have access to the network, however, you should avoid numbers 1 to 10 and avoid both 255 so that it does not fail and the computer error does not connect to the wifi again due to duplication.
Below you can to DNS is and it is OK. After editing is complete, you just need to OK to confirm again.

2. Restart the computer

Restarting your computer is a simple way to solve all problems, not just WiFi errors, but a lot of other minor errors as well. The reason may be that the computer works for a long time, leading to an error, or in the process of using Windows, there is a software conflict, a file error …

3. Re-enable WiFi on / off mode on Laptop

This is considered one of the common factors that prevent your computer from accessing WiFi. The main reason may be negligence or someone using your laptop and accidentally turning off the WiFi detector on the laptop, resulting in the computer being unable to connect to the internet.

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To fix it, simply use the keyboard shortcut to turn the WiFi detector back on. Typically, you will use the keyboard shortcut is Fn + Fx (where x can be a range of numbers from 1 to 9 depending on the laptop company you are using). However, each type of computer will have different shortcut locations, some will use hard keys so you pay attention.

Dell Laptop: Fn + F2 or PrtScr
Asus Laptop: Fn + F2
Lenovo Laptop: Fn + F5 or Fn + F7
Acer Laptop: Fn + F5 or Fn + F2
Laptop HP: Fn + F12
Toshiba Laptop: Fn + F12

For Sony Vaio or some other devices, there will be a separate button to turn on and off the WiFi detector of the laptop, refer to how to turn on, turn off wifi on laptop windows

4. Restart Modem, Router WiFi

Similar to that on a computer, a Modem or a WiFi Router for some reason, a conflict causes the computer to be unable to connect to WiFi or because the device has been in operation for a long time leading to a hang. Very simple, you just need to turn off and open Modem, WiFi Router or unplug and then plug it back in, then the device will automatically “fix” the conflicts and your computer can connect WiFi back to normal. often.

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5. Reconnect the WiFi network

Sometimes for a reason, the Modem, your WiFi Router is faulty and causes a situation where it cannot detect the WiFi network, cannot access or access but cannot access the network. You can try clearing WiFi and reconnecting it. Please read the instructions erase the connected WiFi on the computer that we shared earlier.

6. Renew your IP address again

When you access a particular router, your computer will be provided with an IP address by the router and this address may change depending on the number of times it is not always fixed, so people call it. is dynamic IP. However, in some cases, the router allocates the same IP range to two different devices, resulting in a conflict and either or both computers cannot access the network.

The solution for you now is to “renew” the IP address of your computer by pressing the key combination Windows + R To open the Run dialog box and type cmd then press Enter or OK, got it

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Comman Pormpt dialog box appears, enter the following command line and press Enter after each command line.

net stop dhcp
net start dhcp
ipconfig / release
ipconfig / renew

After completing and receiving the results as shown below, please try to reconnect to the internet.

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7. Reinstall the WiFi driver

It is not uncommon for users to reinstall Windows themselves and not know how to install drivers, or even to install the wrong drivers for that device. To check that the computer is installed, update the driver or not, you can do as follows:

Step 1: From the user interface, you press the key combination Windows + R and enter the command hdwwiz.cpl then press Enter or OK, got it.

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Step 2: Device Manager interface opens, double click Network adapters Check if there is a yellow dot icon. If there is a yellow icon, the WiFi Driver capability is not installed or the device is receiving the wrong Driver.

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To fix it, you need to visit its support website, find the list of drivers for the model you are using and download the WiFi Driver package to the installation machine. It sounds easy, but if you do find it difficult to use the DriverEasy tool to update computer drivers quickly. For more details, please refer to the previous quick update driver guide we have shared.

8. Computer is infected with virus

Computers infected with viruses lead to the failure to access WiFi is also quite common cause that is mainly due to the use of unknown software or no anti-virus protection software. The solution for you now is to reinstall Windows and use free anti-virus software as well as copyright to install a suitable software for your computer.

9. WiFi Card is broken

Broken WiFi chipsets are no exception, but the proportion of these parts is quite rare. Then you can do nothing more than hold the device to service centers, repair reputable repair and replacement.

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In addition, the wifi icon with an exclamation mark may also be due to the network device such as the Modem or wifi router unable to allocate the IP address for the machine. Therefore, to fix this error, readers can refer to repair instructions Wifi network error with yellow exclamation that we have previously shared.

10. Modem, Router WiFi is broken

You also need to consider the device Modem or Router WiFi broken. In this case, the easiest thing you can do is to call your network technician to check it out for you. This method is quite convenient and extremely good for those who are not familiar with computers and the network.

Telephone support network switchboard:

Viettel: 1800.8098
VNPT: 028.800126
FPT: 1900.6600

So, above are some causes as well as how to fix computers that cannot connect to Wifi that readers can apply as well as share with friends who are experiencing these situations. In addition to the above situations, readers should also pay attention to the input language, especially when Wifi passwords are easily typed into Vietnamese. The above is a guide to fix the computer that cannot connect to the wifi mainly on Windows operating system, and for Mac operating system, to fix the error of not connecting to the wifi is quite simple, through the article. manual correction Wifi connection error on Mac Previously, readers can completely continue to use the computer to complete their current work.

There are many reasons why WiFi cannot access the network, but users can also follow the basic steps such as restarting WiFi, plugging in here or calling the switchboard for assistance on the issue. wifi cannot be connected to the network. However, thanks to the help of the switchboard, it is not always the desired result nor can we convey all the problems. Therefore, you must have certain knowledge when encountering the case of WiFi not being able to access the network ..


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