Why can t I connect to the Internet when I turn on mobile data? 20

Wi-Fi hotspot connected: If the Wi-Fi hotspot you are connected to can't access the Internet, you need to turn off the Wi-Fi switch and turn on the mobile data switch, and your phone will use mobile data to surf the Internet. When Wi-Fi and mobile data are turned on at the same time, the phone will be connected to the Wi-Fi network first.

Check whether the traffic limit is set: open Settings > Wireless & Network > Traffic Management, click Settings > in the upper right corner **Settings, check whether the mobile phone card has been set**, if it is**, check the limit reminder > Whether the monthly traffic exceeds the limit is set to disconnect, when the data traffic used reaches the limit value, the mobile phone will be disconnected from the network by default, if you still need to use mobile data to surf the Internet, you can click on the monthly traffic limit or roaming traffic overtime, select Reminder.

First of all, take off the mobile phone card and re-insert it, there is a possibility of poor contact. Turn the phone off again and start it up and see the results. If you still can't connect to the Internet, but you can call**, then you can call the business manual ** to confirm.

See if there is a problem with the ** card, change a card that can normally access the Internet on other mobile phones, change it to your own mobile phone to try, if it doesn't work, try it in another place, it won't work is a mobile phone problem.

There are many possibilities of not even surfing the Internet, let's analyze them one by one:

First of all, the data may not be turned on, so confirm whether the data is turned on, and it will light up when it is turned on.

Then when the phone is in airplane mode, the data is also unusable, so check if it is airplane mode.

It may be that the mobile phone is in arrears, and it is time to charge the phone bill.

There is also a mobile phone that is too stuck, and I can't react for half a day, so just restart it a few more times.

Then it may be that there is a problem with the network caused by the messy settings, so you need to reset the settings and find the settings on your phone. Settings - Mobile Network"--Access point name "--Reset to default settings", you can try again after setting.

Finally, it may be that there is something wrong with the phone, you need to restore the factory settings, first back up an important piece of information, and then find the "Factory Reset" in the "Settings" interface, and click to reset the phone.

Mobile data traffic refers to the data traffic generated by accessing the Internet or using related data value-added services through mobile communication technologies such as GPRS, EDGE, TD-SCDMA, HSDPA, etc.

On May 15, 2015, on the eve of 517 Telecom Day, China Mobile, China Telecom and China Unicom successively announced their respective measures to increase speed and reduce fees. All three major operators have lowered the cost of 4G data and launched a zero-out service.

China Mobile: 10 yuan 1GB night and holiday traffic**, yuan MB; In July, 4G cards were fully promoted, with 50 yuan including 2GB of national traffic, a decrease of 50%; Launched 48 countries and regions with an average reduction of more than 70%; Launched services such as traffic sharing, traffic clearance, and traffic trading.

China Telecom: The cost of 100 megabit broadband has been significantly reduced, and the unit bandwidth** has dropped by nearly 40%; Mobile phone data per GB data** dropped to 25 yuan; Introduce measures such as large traffic gifts and free time traffic discounts; Reduced international roaming charges; The traffic is not cleared, and the traffic can be transferred.

China Unicom: Accelerate the promotion of fiber-to-the-home, and strive to basically realize the optical fiber transformation of the entire network by the end of 2016; Intensify the construction of 4G mobile networks and lower the threshold for using 4G networks; Direct reduction of fixed broadband tariffs; Lower the entire network.

Summary. If a single app cannot use the data network to access the Internet, we recommend that you try the following methods:

1. If you turn off the data network permission of the application, you cannot use the data network network, and it is recommended that you turn on the data network permission of the application.

2. If the traffic handled is exclusive traffic, the data network cannot be used for applications other than exclusive.

3. If data saving is enabled, when the application is running in the background, it will stop using the data network to save data for you.

4. Please compare whether the application can access the Internet under the same model and network standard, if they cannot access the Internet, it is a problem with the network server of the application.

5. Try to turn on the airplane mode and then turn it off to search the network again, and upgrade the mobile phone version to the latest.

The mobile data turned on the mobile phone cannot be connected to the Internet.

If a single application cannot use the data network to access the Internet, it is recommended that you try the following methods: 1. If the application uses the data network permission, you cannot use the data network to access the Internet, and it is recommended that you turn on the application to use the data network permission.

2. If the traffic handled is exclusive traffic, the data network cannot be used for applications other than exclusive. 3. If data saving is enabled, when the application is running in the background, it will stop using the data network to save data for you. 4. Please compare whether the application can access the Internet under the same model and network standard, if they cannot access the Internet, it is a problem with the network server of the application.

5. Try to turn on the airplane mode and then turn it off to search the network again, and upgrade the mobile phone version to the latest.

If multiple or all applications cannot use the data network to access the Internet, you can try the following methods: 1. The metal or gold-plated protective case has a certain shielding effect on the signal, and it is recommended that you remove the protective case to try. 2. It is recommended that you check whether the data network switch has been turned on on your mobile phone and whether it is set to prohibit all applications from using the data network.

3. It is recommended that you reset the APN access point, go to Settings > Mobile Network) SIM Card and Traffic Management > select a SIM card > Access Point Name > click on the upper right corner ":" Reset Access Point. 4. If you are in a dense or poor signal area, you may not be able to use the data network, it is recommended that you leave such areas and try again.

5. It is recommended that you replace the SIM card and replace the mobile phone for comparison and testing to eliminate SIM damage, arrears and operator network failures.

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Summary. If you are using a Huawei phone and you are unable to use mobile data, please first determine if this is the case:

If you use Wi-Fi to access the Internet, mobile data cannot be used at the same time as Wi-Fi (Wi-Fi + is not enabled).

If your phone doesn't support the VoLTE feature, you won't be able to use mobile data on calls.

If your SIM card is in arrears, it may cause your mobile data to be unable to access the Internet, so it is recommended that you contact the operator for consultation.

If international roaming is not available overseas, it is recommended that you contact your SIM card operator to see if your local data roaming service is available and if your mobile phone** supports international roaming.

The mobile data turned on the mobile phone cannot be connected to the Internet.

If you are using a Huawei mobile phone and you are unable to use mobile data, please first determine whether it is one of the following situations: If you use Wi-Fi to access the Internet, mobile data cannot be used at the same time as Wi-Fi (the Wi-Fi + function is not enabled). If your phone does not support the VoLTE function, you will not be able to use mobile data during phone calls.

If your SIM card is in arrears, it may cause your mobile data to be unable to access the Internet, so it is recommended that you contact the operator for consultation. If international roaming is not available overseas, it is recommended that you contact the SIM card operator to see if the local data roaming service is available and if your mobile phone** supports international roaming.

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If you have data on your mobile phone and cannot access the Internet, it is recommended that you troubleshoot the problem in the following ways: Check whether there is a network, and it is recommended that you use it in a place with a strong signal; Check whether there is still a credit in the account, if the balance is insufficient, you need to recharge and restart the phone; Confirm whether the parameters of the mobile phone have been set; Check whether the USIM card is inserted, if it has been inserted but still cannot be used, it is recommended that you go to the business hall to check whether the USIM card is faulty, or replace the card for testing; Check whether there is a problem with the mobile phone, it is recommended that you change the phone for testing; In case of traffic capping, it will also lead to the inability to access the Internet; The number has not been registered with the real name, and the real-name registration has not been completed within the time limit, and the service will be suspended; If you applied for a 4G** upgrade last month, it will take effect this month, and you will need to restart your phone before you can access the Internet. 2. If it is not the above situation, it is recommended that you contact the local Unicom customer service for consultation, and the actual situation is subject to the local policy.

If you have any questions, click here. Consultation.

If you are using a Huawei phone and cannot access the Internet using mobile data, you can do the following:

1.Please make sure that the ** card for Internet access is set correctly.

1) Swipe down from the top of your phone screen to bring up the shortcut menu and check if the mobile data icon is lit.

2.Please try it after restarting your phone.

Sometimes, temporary network failures may cause you to be unable to access the Internet through data services, turn off airplane mode, or restart your phone to see if it can be restored.

3.You can't get online while using a VPN.

If you see a key icon in your phone's status bar, you may be using a VPN. You can search for VPN in the settings, find and enter the VPN settings interface, and it is recommended to disconnect the VPN or turn off the VPN software according to the actual situation.

4.Try to change your current location.

It is recommended to compare the surrounding mobile phones with the same operator's SIM card, if this phenomenon is present, it may be that the network quality in the location is poor and the Internet cannot be accessed, and it can be restored to normal after changing to other places.

5.Some apps can't use mobile data to surf the web.

2) The wrong date may cause some applications to fail to resolve the server and use the network, it is recommended that you set the date to automatic: please open the search box at the top of the mobile phone settings and enter "date", click the date and time to enter the settings interface, and turn on the automatic setting switch.

6.5G phones can't access the Internet after turning on the 5G switch.

The 5G network is still in the early stage of construction, and there are problems with the compatibility of the 5G network in some areas, resulting in the inability to access the Internet after the mobile phone is turned on 5G, it is recommended that you temporarily turn off the 5G switch: swipe down from the top of the mobile phone screen, call out the shortcut menu bar, press and hold the mobile data icon to enter the settings interface, and turn off the 5G switch.

7.Internet access is not possible with an IoT card data card.

Due to the difference in contract information, some IoT traffic cards require a specific APN to access the Internet.

8.Internet access is not available when roaming internationally.

1) If your ** card cannot access the Internet when roaming internationally, please swipe down from the top of the mobile phone screen to call out the shortcut menu, find and hold the mobile data to enter the settings interface, and make sure the data roaming switch is turned on.

2) Please consult the customer service of the **card operator: whether the network of the operator you roam in your local area has opened the data roaming service, and whether your ** supports the use of international roaming mobile data.

9.Try resetting the APN and resetting the network settings.

If this is not the case, take the following steps to try:

1) It is recommended to open the settings, enter APN in the search bar at the top, click the access point name (APN) to jump to the mobile data settings interface, click the access point name (APN) again, and then click the three dots button in the upper right corner, and select Reset to default settings to try.

If the above troubleshooting does not resolve your issue, we recommend that you back up your data in advance (WeChat QQ and other apps need to be backed up separately) and bring the relevant purchase voucher to a nearby Huawei Customer Service Center for maintenance.

1. Check your phone's settings.

Open the mobile phone Quick Center (scroll down at the top or scroll up at the bottom) to see if the data network is turned on.

2. Confirm the status of the mobile phone card.

Make sure that the balance of the mobile phone card is sufficient, if the payment is in arrears, please restart the mobile phone after the recharge is successful. Check with your carrier to see if the data limit has been met or if the data network function is enabled. If necessary, you can change the SIM card that can access the Internet normally to confirm.

3. Check the mobile phone signal.

If your phone uses a metal, magnetic case or bracket that has an impact on your phone's signal, we recommend that you remove it and try it. If you are in an underground parking lot, elevator hall and other environments, the coverage of the mobile phone signal is susceptible to these environmental impacts, the signal will be relatively weak, and the data network will also be affected, so it is recommended to go to an open area, such as an outdoor open environment for testing.

4. Check the network permissions.

Please go to Mobile Phone i-Manager - Traffic Management Traffic Monitoring - Network Management or Set Application and Permissions - Permission Management to check whether the application network permission has been enabled.

5. View the virtual private network.

Please go to Settings - Other Networks and Connections - Virtual Private Network, check and confirm whether the virtual private network is used, and if so, it is recommended to turn off and try again.

6. Check the network settings.

Please go to Mobile Network Settings - Mobile Network (SIM Card Information and Settings - Corresponding SIM Card) - Access Point (APN) or Set Mobile Network Dual SIM and Mobile Network - Access Point (APN) and click"Reset to the default settings"restart your phone.

7. Re-search the network.

Please go to Settings - (Other Networks & Connections) - Airplane Mode - Turn on and off.

8. Reset the network settings.

Resetting 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 corresponding SIM card when dual SIM).

Note: Go to the cloud service - data synchronization - turn on WLAN, Bluetooth, etc. to synchronize data to the cloud service. Go to "Cloud Services" -- Device Cloud Backup -- Backup Data Type -- Open "System Data" -- Return to the previous page -- Back up now to back up some system settings data.

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

You can go to Settings - System Management More Settings - Backup & Reset Factory Reset - Reset All Settings - Restore, Restore Settings option. This operation will not delete the file or software, it will cancel the password and restore all settings, including: wallpaper settings, unlock style, wifi, default opening programs, etc.

You can back up before the operation: go to cloud service - device cloud backup - backup data type - system data - return - backup immediately to back up some system settings and desktop layout; Cloud service--Data synchronization--Turn on WLAN, Bluetooth, etc. to synchronize data to cloud service.