What should I do if the wifi doesn t work, what should I do if the wifi doesn t work

1. When encountering this situation, the first thing is to check whether the network at home is connected normally. Open the browser in the computer, enter the commonly used ** in the address bar, if it can be opened, it means that the network is normal. If some students can ping under DOS, it also means that the network is normal.

At this time, it should be noted that you need to ping** instead of the IP address: Otherwise, it may be able to ping but still not open**, such as DNS error or winsock error or when someone is using a lot of bandwidth: Therefore, if it can open ** in the computer is also very slow, and even in the end it may be the above error, you should check in the computer to see if someone is occupying a lot of bandwidth.

Open P2P to check it: 2. If there is no P2P software, we can also check the traffic size through the "Traffic Statistics" function of the router: 3. If it is found through the above methods, it is normal.

But the wifi still can't access the Internet, you should check your phone. Pull down the notification bar from the top of the phone screen, and then switch to "Switch": You can see that "Wi-Fi" and "Data" have been turned on, and then touch the gray "Airplane Mode" "Airplane Mode" will soon become highlighted, and "Wi-Fi" and "Data" have turned gray Then, turn off "Airplane Mode" again, and turn "Wi-Fi" or "Data" back on, and you should be able to surf the Internet.

4. If it doesn't work, it is likely that there is a problem with the router's channel, such as channel mutual interference, or the mobile phone cannot identify the channel that is not commonly used. At this point we should readjust the router's channel. Log in to the router background and go to "Wireless Parameters" and "Basic Settings" in order

Then, in the "Basic Wireless Network Settings" interface on the right, change the "Channel" to the commonly used, such as . After setting it up, click the "Save" button After setting it up through the above methods, you can also try to restart the router.

What should I do if I can't connect to wifi at home?

Hello, wifi signal regardless of whether there is a network mobile phone and other equipment can be connected, the user can not use the network after connecting to wifi, first confirm whether your broadband line is smooth, you can check whether the indicator light of the broadband cat has LOS red light flashing, if there is a broadband failure, so the router's wifi can not use the network, at this time, the user can call the operator's customer service to report the fault processing, after the fault report, there will be staff to come to the door to troubleshoot.

If the broadband modem can be connected to the network normally, then it is a problem with the router, and you can check whether the network cable is connected correctly. If the network cable between the broadband modem and the router is normal, you can restore the router to its factory value, and then reset the router parameters to see if it can be restored to normal

2. Then open the browser and enter the management address and login password of the router.

3. After logging in to the background, click the setup wizard, and then fill in the corresponding parameters according to the wizard instructions.

6. After the wireless setup is completed, click Save, and then restart the router to use it normally.

Answer reason 1: Router problem, the router may be overheated or damaged; 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.

Reason 2: Broadband payments may be in arrears, resulting in inability to access the Internet; Contact broadband customer service to confirm whether there is any abnormality in the broadband account, such as arrears, recharge the broadband, and then restart the optical modem and router connection.

Reason 3: The wifi name contains Chinese, which causes some mobile phones to be unable to connect to the Internet; It is recommended to change it to English or a combination of English and numbers before connecting.

Reason 4: There is an error in the wifi setting of the mobile phone, you only need to select [forget] on the connected wifi, and try to re-enter the password to connect to the wifi.

Reason 5: Mobile phone system problem, there may be a problem with the system, resulting in connecting to wifi but unable to access the Internet; If the above reasons are ruled out, it is likely to be a problem with the mobile phone system for a long time, and it is recommended to restore the factory settings or flash the phone to see if it can solve the problem.

Sometimes, I don't know why this happens, a small exclamation mark is displayed at the wireless network, although it is connected, but it cannot access the Internet. How to deal with this situation? Why can't I connect to the Internet when I connect to the wifi?

What should I do if I can't connect to wifi at home?

The mobile phone is connected to the wifi and the Internet is connected, and after entering the password, the group skin shows that the network refuses to access, what is going on?

In this case, it is most likely that your mobile phone is blocked (restricted access) in this wifi (router). So, even if you enter the correct wifi password, you can't connect to this wifi to go online, and the system will prompt you that the network refuses to connect.

As for the solution, for novice users, it is recommended to contact the administrator of WiFi and ask him to recover your phone from the "blacklist". If you have the administrator password (login password) of WiFi, then you can log in to the settings page of WiFi and restore the blocked device.

2) Different brands of routers, the content displayed on the settings page is different, some are in the firewall, and some are in the "wireless device access Zhaofeng control" function to restore the blocked device. Given that there are too many router brands, Brother Hong can't elaborate here.

For novices and novice users, if you can't figure it out, it is recommended to find someone who is more familiar with the computer and router; Or simply factory reset your router and then reset it to surf the internet, which will also solve the problem.

3) In addition, the number of terminals connected to wifi at the same time is too large, and exceeds the number of wifi with the machine, at this time, if there is a new mobile phone connected to wifi, it may also be rejected by wifi, thus prompting the network to refuse access.

1. The router is unstable.

Some wireless routers are known as those of the year.

Optical Cat (Broadband Cat.

The quality is relatively poor, and a series of problems such as crashes will occur after long-term operation.

Slag removal section solution:

Power off your home wireless router and optical modem (broadband modem), wait a few minutes, and then turn on the power and start the device. After the normal start, connect to the wifi test to see if it can be used normally?

WiFi is connected and not available for internet access.

Second, the broadband is faulty.

If your home wifi was connected to the Internet before, suddenly there was a problem of not being able to access the Internet. And the router and cat have been powered off and restarted, but it still can't be used after connecting to wifi.

In this case, it is very likely that there is a problem with the broadband line, or the broadband is in arrears.

Solution: 1. First of all, call the customer service of the broadband to check whether your broadband is in arrears? If the payment is in arrears, you can pay the additional fee.

2. If there is no arrears, you can transfer to the manual customer service, report the fault, and let the operator arrange staff for maintenance.

PS: If you don't know how to dial up the Internet with a broadband connection in your computer.

You can read the tutorial below to see how to do it.

At this time, if the computer can access the Internet, it means that the broadband line is normal and there is no problem. On the contrary, if the router is not used and the computer is directly connected to the cat, the computer cannot access the Internet, and most likely there is a problem with the broadband line.

3. The router is not connected to the Internet.

If there is no problem with your broadband line, there is no arrears in your bandwidth, and your broadband carrier is not responsible for debugging your router. So, at this time, please follow the steps below to check the relevant configuration in your router.

You can use a computer or mobile phone, log in to the router's settings page first, find and open the option of Internet access settings or WAN port settings, and you can see the router's networking status information.

The wifi at home is connected, there is no network, it may be that the router only has a signal, the network is disconnected, you can call ** ask the network operator.

If you are using a Huawei phone and can connect to Wi-Fi but cannot access the Internet, you can use the following methods to troubleshoot the problem:

1.If connected to other wifi is normal.

1) Please do not stay away from the router;

2) Please check whether the broadband account expires, restart the router and restart the phone before trying;

3) If the router has been set to the black and white list, you need to check whether the MAC address of the mobile phone is added to the router side, if the router does not set the black and white list, please try to turn the router off and turn on the ruler.

2.If you connect to other wifi, you can't get online.

1) Please turn the WLAN switch back on and try to connect;

2) It is recommended to search for Restore Network Settings in Settings and follow the on-screen prompts to restore. (Note: This restores the Wi-Fi, mobile data, and Bluetooth connection records and deletes the Wi-Fi and Bluetooth connection records).

If the above methods do not solve the problem, Jingdan recommends backing up your data (third-party applications such as QQ and WeChat need to be backed up separately) and bringing the purchase voucher to the Huawei Customer Service Center for testing.

1. First of all, check whether the router settings are turned on, open the wireless router in the browser of the computer, enter the number on the label at the bottom of the router in the address bar, log in to the web configuration interface of the current router, and check whether the network is normal.

2. Under the settings of the router, first find the WAN port setting option of the router, there are generally two more common types: PPPoE and DHCP, and then choose according to your actual situation.

3. If it is DHCP, there is no need to make other settings, the router will automatically obtain the corresponding network settings, and if you select PPPoE, you need to fill in the correct username and password.

4. The next thing is to check the LAN port settings of the router, the settings of different brands are actually similar, the most important thing is to turn on the DHCP function, so as to ensure that when the device is connected to the LAN port or connected to WiFi, the router can allocate IP addresses.

5. Finally, check the security settings of the router, check whether the router has set up a security policy that restricts MAC or IP address connection, and if so, turn it off, otherwise only the device with the specified MAC and IP address can be connected.