What is the problem that the wifi does not work

If you have a password, you should reset it and take a look.

The mobile phone is connected to the wifi at home, and the connection has been successful, and the IP address has been obtained, but it just can't access the Internet. This is a similar experience that many people have had. So why is it that the wireless network mobile phone at home has been shown to be connected, but it can't be used, what's going on?

There are many reasons for such a problem, and the following will give you an analysis of the reasons and solutions for wifi display connection but not being able to access the Internet: 1. The router is unstable, and the quality of some wireless routers and optical modems (broadband cats) is relatively poor, and a series of problems such as crashes will occur after long-term operation. Workaround:

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? Second, the broadband failure, if your home wifi, you can access the Internet after connecting before, and suddenly there is 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. Workaround:

1. First of all, call the customer service of 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 manual customer service, report the fault, and let the operator arrange staff to provide door-to-door service.

PS: If you don't know how to dial up Internet access with a broadband connection in your computer, you can read the tutorial below to see the operation steps. 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. If the router is not connected to the Internet, if there is no problem with your broadband line, there is no arrears in broadband, and your broadband operator is not responsible for helping you debug the 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 Internet settings or WAN port settings options, and you can see the network status information of the router. If the router shows Networking Failed at this time, then please read the following part carefully, if it shows that the networking is successful, then please ignore this part and read the following content directly. 1. Check the line connection: There is 1 WAN interface and 4 LAN interfaces on the ordinary network cable router (some routers only have 2 or 3 LAN interfaces), please follow the following method for the correct line connection.

1) The WAN interface on the router needs to be connected to the network port of the cat with a network cable. If you don't use the cat for your home's broadband, you need to plug the broadband network cable into the WAN port of the router. (2) If you have a computer at home, you need to connect to the LAN interface with a network cable, and you can return any LAN interface.

Important Bu Chun explained: (1) At present, some routers have the function of WAN port adaptation.

Summary. Hello, dear. There are many reasons why Wi-Fi doesn't work, it could be a problem with your Wi-Fi settings, or it could be your device and road.

Hello, dear. There are many reasons why Wi-Fi doesn't work, it could be a problem with your Wi-Fi settings, or it could be your device and road.

Wi-Fi doesn't work.

There are many reasons for this, it could be that there is a problem with your Wi-Fi settings, or that your device and router are incompatible, or that your Wi-Fi router is closed and damaged. You can try reconfiguring your router to make sure it's in working order; replace the router; Check if your device supports your Wi-Fi router, check if your Wi-Fi password is correct.

How to solve that.

1.Check if the Wi-Fi hotspot is available: Try connecting another device to see if the Wi-Fi hotspot can be used normally.

2.Confirm that the Wi-Fi hotspot is set correctly: Confirm that the security settings of the Wi-Fi hotspot are correct and that the SSID of the Wi-Fi hotspot is correct.

3.Check the router: Make sure the router is working properly, talk about it and check its status to see if it can provide services smoothly.

4.Check the network adapter: Check the lease status of the network adapter to see if it is working properly.

5.Reset the network adapter: Try resetting the network adapter to set up the Wi-Fi connection again.

6.Try updating the network adapter driver: Try updating the network adapter driver to fix the Wi-Fi connection issue.

The wifi connection doesn't work.

1.Check if the Wi-Fi signal is strong, if the signal is not strong enough, you can try to change the place or change the Wi-Fi router2Check if the network is already connected, if not, reconnect 3

Check whether the network connection is normal, if not, please reconnect4Check that the device is set up correctly, and if not, set it up again5Confirm whether the Wi-Fi function of the device is turned on, if not, please turn on the Wi-Fi function.

1. Go to Settings - Other Networks and Connections - Private DNS, check whether private DNS is set, if it is enabled, it is recommended to set Private DNS to off and try again.

2. Check WiFi

Please compare whether the same wifi connection is normal with other mobile phones, and confirm whether it is the wifi or mobile phone. If it is due to Wi-Fi, please restart the wireless router to check. Some public Wi-Fi networks require browser authentication before they can connect to the Internet.

3. Check the network permissions.

Please go to iButler - Traffic Management Traffic Monitoring - Network Management - WLAN - Turn on the software networking permission.

4. Check the environmental causes.

If the phone is far away from the router, although the wifi signal is displayed, it may not be able to access the Internet, it is recommended to adjust the distance between the phone and the router before trying.

5. Reset the network settings to call the sails.

Resetting the network settings will delete the connection records of WLAN, mobile data network, Bluetooth and other networks, you can go to Settings - System Management - Backup and Reset - Reset Network Settings - Reset Settings - Follow the prompts to operate (you need to select the SIM card corresponding to Hail when dual SIM).

1. Enter the cloud service - data synchronization - turn on WLAN, Bluetooth, etc. to synchronize data to the cloud service.

2. Go to "Cloud Service" -- Device Cloud Backup -- Backup Data Type -- Open "System Data" -- Return to the previous page -- Back up now, and back up some system settings data.

6. Reset all settings (do this when you can't see the reset network settings menu).

This action does not delete the software or files, only resets all the settings; For data security, you can back up important data before operation.

Note: Go to Cloud Service - Device Cloud Backup - Backup Data Type - System Data - Return - Back to Back Up Now to back up some system settings and desktop layout; Cloud service--Data synchronization--Turn on WLAN, Bluetooth, etc. to synchronize data to cloud service.

7. Service center testing.

If the above methods fail to help recover, the customer service center needs to be tested and processed, the customer service center address: enter the vivo official website vivo**app--my--service outlets after-sales outlets--select the province and city to inquire about the customer's address of the high-end service center;

Tips: It is recommended to bring relevant purchase vouchers (such as: purchase invoice, warranty card, ID card) when you go, and consult the staff of the consulting center in advance to ensure that the staff go again during normal working hours, avoid empty running, and pay attention to safety on the way to and from the service.

Mobile phones are an indispensable communication tool in people's daily lives, and in addition to that, it also has many entertainment features. Many people are inseparable from their mobile phones almost all the time, if they encounter a mobile phone that can't connect to wifi during use, they can't wait to smash their mobile phones, then, let's share with you the solution to the mobile phone can't connect to wifi, let's take a look!

1. Why can't the mobile phone be connected to the wifi computer?

If the wifi computer can be connected, it means that there is no problem with the wifi, and if the mobile phone cannot be connected to the wifi, it means that the mobile phone is a problem.

If the mobile phone you are using has wifi, you can take a look at the wifi icon. Grayed out means that you can't access the internet. In a colored state, you can access the Internet.

If the mobile phone is set with Internet protection, it is normal that it cannot access the Internet. General housekeepers have this function. You must log in to the router interface to reset the settings.

If that doesn't work, then you can see if your phone can access the Internet through 2G and 3G channels. If it does, it proves that it's not the browser that's broken. It's that your phone's wifi chip is damaged.

It is recommended to go to the local after-sales service for maintenance.

2. Why can't the mobile phone connect to the wifi sharing wizard?

Solution 1: Make sure that the switch of the wireless card is turned on, and if it is not turned on, please turn it on manually.

Solution 2: Kuanbu Select the correct sharing mode, Android phones can only use wireless AP WPA2 mode (Win7), iOS mobile phones WPA2 mode and WEP mode can be used.

Open the wifi sharing wizard startup interface - advanced settings - sharing mode selection - select the corresponding mode.

Solution 3: Check whether the network card of the computer network connection can be shared. If you find that the NIC that you are using is not being shared, exit the software interface completely and manually set the sharing.

Operation steps: Right-click the network icon on the desktop - Properties - Change the device settings - select the network card that you want to surf the Internet (mine is the local network card) - Right-click on the properties - Share options - the first tick, select Wireless Connection3 - OK - Restart the software.

Solution 4: Disable the built-in firewall and ARP protection of 360 and other protection software.

Open the Computer Control Panel - System Security - Windows Firewall - Turn the Firewall on or off - Select Off - OK.

The reason why the wireless network is not hidden may be that the stove song tour: 1. The wireless network itself is a problem, and the wireless network may not be connected normally, resulting in the inability to access the Internet. 2. Router problems, maybe the router is overheated or damaged. 3. Broadband arrears may lead to inability to access the Internet.

There are many possibilities that Wi-Fi can't be used, the more common ones are router problems, or Chang Lack Network Hui scattered Nabi in arrears, you can restart the router, if it still doesn't work, then change a router, if it still doesn't work, it may be network arrears.

First of all, there are many possible reasons why wifi is not working. This can be caused by network failures, improperly configured, or unexpected power outages, among other reasons. But in general, this is mainly due to network issues.

For the situation that you can't connect to wifi, there are some basic steps to try to fix the problem. First of all, you should check if your computer or mobile device has turned on the wifi switch and make sure that the password has been entered correctly. Before attempting to connect to the network, check that the router is functioning properly, that new firmware or updates are loaded, and that the router's signal coverage is within the proper range.

If these simple steps do not resolve the issue, then it is advisable to further rule out other possible causes. This may include checking that the physical connection to the router or modem is correct, checking for firewalls or security software that are blocking access, or limiting WiFi** and upload speeds.

Another possible reason is network overload. When too many users are connected to the same WiFi** provider at the same time, the WiFi signal will be limited and may not work properly. In this case, the user can try restarting the router and setting up the banquet booth, or wait for a while and try again.

In conclusion, wifi not working can be due to a number of reasons. Before solving the problem, you should make adequate preparations and rule out all possible problems. At the same time, users should regularly check the status of the network and equipment to ensure that the network is working properly, and to identify and solve potential problems in a timely manner.

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 you are using a home network, it is recommended to connect to other WiFi or mobile phone personal hotspots for testing and troubleshooting

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 blacklist and whitelist, you need to check whether the MAC address of the mobile phone is added to the router, if the router does not set the blacklist and whitelist, please power off the router and restart the attempt.

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).

2. If you are using a public network:

1.Try using it in a place with a small amount and confirm that the hotspot is working properly.

2.Please check if you need to log in through a browser** to register before you can access the Internet.

3. If individual applications are not available online:

Please open Settings, enter Traffic Management in the search box above and click to enter the Traffic Management page, click Application Networking, and check whether the WLAN permissions are checked for individual applications.

If the problem persists, we recommend that you back up your data (third-party apps such as QQ and WeChat need to be backed up separately) and bring your purchase voucher to the Huawei Customer Service Center for testing.