Summary of errors that cannot reach the network and how to fix errors on the computer

One of the worst problems when using a computer is an error that cannot connect to the network. Even if your computer is operating mostly during offline time, being connected while using the internet will make everyone feel very uncomfortable.

If you often experience an error that doesn't connect to the network, you can refer to some of the following fixes to help you resolve network connectivity problems. The fixes that are not accessible below are simple and will help you reconnect to the network quickly.

1. 5 ways to create WiFi when there is no Internet service provider
2. How to set Ethernet or Wi-Fi as the default option on a Mac
3. How to arrange network connection on Windows 10

Ways to fix network problems, can't connect to the network

Check Modem, Router

This will be the first way to fix the error, not going to the network first after many attempts to turn off and re-enable wifi, disconnect the network in the network menu on the computer. Most users will try to reboot the router or modem when they are unable to access the wifi, or at least unplug the network connection from the switch when their computer cannot access the network.

Once you've restarted your router, watch for blinking light icons on the router. Often the light icons on the router or modem will have the Power icon, Link / Act, Internet, WLAN and lights of the network ports on the modem. If you see the lights on, but the Internet light is not lit or red, it is a sign that your modem is not connected to the network.

At that time, please reset your modem, router to fix an error that cannot reach the network, there are often many reasons why the Internet light on the modem is not lit. And most restarting the modem or router will fix this problem.

Check other devices and change IP addresses

If there is a device connected to the network you are using, you can check whether the device is connected to the network. If the same connected device uses the Internet normally, then you should check the network connection on your device.

There are many reasons for this error, the main reason is still your IP address. Duplication of IP may cause your device to fail to reach the network while other devices still use the Internet normally.

To fix it, please change the ip address on the computer, you can go to the wifi menu, choose to change the IP address of Windows or Mac computer. Or simply turn off the wifi, or restart your computer.

Reboot the remote modem

This is how you should only use it when using the same network with other people, but the modem is not in your room. There will be cases where you have a duplicate IP and when the modem owner is away, you cannot restart the router.

At this point, to fix errors that cannot reach the network you should use a way to restart the remote modem. But first you must know the modem login password. If you don't know the modem password, you won't be able to restart the modem remotely.

Just type in the ip address (usually 198.168.1.1) and then log in to the admin account, if by default, both the account and the password will be " admin ". Next go to the System & Tools section and select Reboot, then click Reboot to restart the modem, in some other cases it may be in the Advanced Setup section .

Run Windows Network Troubleshooter

This way is not very "reputable" but in some cases it will still be effective. This is the process that will help you check and fix network-related errors on Windows.

To launch this process, simply right-click the network connection icon located near the date and time in the taskbar, then select Troubleshoot problems. Immediately after that Troubleshoot will check for problems and fix errors that cannot reach the network, if successful, the system will connect to the network immediately.

However, if there is an error with a specific name but Windows cannot fix the error then you should save it and consult the comments on the forums or on YouTube about the error. You may find a way to fix it.

Check IP address

If after some of the above ways your network status does not have a positive change, you should check if your IP is granted correctly. Now check that your IP address is properly assigned from the modem or router by right-clicking on the network icon on your computer and selecting Open Network & Internet settings .

Next in your network menu, select the type of network you are using and click Network and Sharing Center .

Next double-click the network you are connecting to, in the Status panel, click Properties.

In the Network Properties section, go to Internet Protocol Version 4, double-click on it and select the two options Obtain an IP address automatically and Obtain an DNS address automatically . Finally click OK to finish.

When you have completed the above installation, check to make sure your computer is being granted a valid IP address by the router. Right-click the Start icon on the taskbar and select Windows PowerShell (Admin) .

Next, type " ipconfig " and find the information below the Ethernet adapter section for the wired network or under the Wireless LAN Adapter for wifi.

Then enter the ipconfig / release and ipconfig / renew commands in turn to get your computer assigned a new valid IP address.

Run the Ping and Tracert commands

If the IP address has been re-issued but the network error is still not reachable, the reason may be the router with the Internet.

To fix this, type " ping 8.8.8.8 " in the Windows PowerShell (Admin) window to Google's DNS servers to see if the computer can connect to the Internet. Typing the "ping 8.8.8.8" command to Google's DNS servers will send 4 packets to Google.

If it fails, you will receive a notification that the packet has problems while sending. Next you can type the command tracert 8.8.8.8 to track the path of each packet between your computer and Google's DNS server.

The use of the above commands will help you see if packets are sent successfully. If you send them without success, you can check to see where the problem is, in your local or external network.

Contact the network

After efforts such as checking devices such as modems and routers that have internet access, check if the computer is assigned a valid IP address from the router and eventually detect the problem that is happening outside the Internet . If your computer is still not connected to the Internet, it is advisable to contact your network provider immediately, inform the technician of the situation.

Most of the ways to check and fix errors that are not accessible on this article are easy to implement. If your internet has an unstable phenomenon, please check and fix it according to the instructions above.