What should I do if my Coolpad phone turns on mobile data but can t access the Internet?

You can troubleshoot the following causes:

1. If you don't turn on the data switch in the system settings (not the one that drops down the notification bar in the convenient settings), open the settings and check this option (it is recommended to restart the phone after the settings are completed);

2. For some dual-SIM models, SIM card slot No. 2 does not support data services, please change to card slot No. 1;

3. If there is an error in the APN setting, it is recommended to call the service provider's customer service to inform the situation, and the customer service will initialize the APN on the trunk side of your SIM number, and may give you a configuration SMS;

4. In order to eliminate SIM card errors, it is recommended to change this card to your mobile phone, try to see if you can enable the data service, if there is also an error and cannot be connected, it is recommended to go to the business hall to change the card (the SIM may be partially broken down after a long time, but it does not affect the call service, and may affect the SMS and data and other services that need to be set);

2. Confirm whether the mobile phone can recognize the inserted SIM UIM card. The types of SIM UIM cards supported by different mobile phones are different, please consult the mobile phone provider for details;

3. Check whether the SIM UIM card has opened the Internet service, and contact the operator to activate the Internet function;

4. Check whether the traffic limit is set, if the traffic limit is set, when the traffic used reaches the limit value, you will not be able to connect to the network. Go to the "Settings" interface, click "Traffic Management", turn off the traffic limit or reset the higher limit value;

If your mobile phone cannot access the Internet normally, please check the following conditions:

Check whether you have upgraded to 4G**, it is recommended to restart your phone (if you upgraded to 4G last month, it will take effect this month, and you need to restart your phone before you can surf the Internet normally);

Check whether there is a network, it is recommended that you can 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 before you can use it;

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 to go to the business hall to check whether the USIM card is faulty, or replace the card for testing;

Check if there is any problem with the phone, it is recommended that you change the phone for testing.

If your mobile phone reaches the maximum data limit in the current month, the system will automatically disable your data functions such as Internet access, MMS and mobile phone newspaper, and automatically activate it in the next month.

If the above situation has not been resolved, you can contact the local customer service to deal with it.

Taking the Coolpad Cool 9 mobile phone as an example, the method of connecting the mobile network to the mobile network of the Cool Bend refers to the Wang Pai mobile phone is as follows:

1. Open and enter the settings of the Coolpad Cool 9 phone.

2. Select "Dual SIM & Mobile Network" in Wireless & Network.

3. Turn on the mobile network. Guess.

4. Or, turn off the wireless LAN and directly bury the boy in the switch bar of the notification bar to turn on the mobile data.

Taking the Coolpad 9 phone as an example, the method of connecting the Coolpad phone to the mobile network is as follows:

1. Open and enter the settings of the Coolpad Cool 9 phone.

2. Select "Dual SIM & Mobile Network" in Wireless & Network.

3. Turn on the mobile network.

4. Or, turn off the Wi-Fi network and turn on mobile data directly in the switch bar of the notification bar.

After the screen is unlocked, swipe down from the top of the phone, the data connection mobile network appears, light it up.

Method 1: Enter the mobile phone menu, select "Settings" - General "- Cellular Mobile Network" - Cellular Mobile Data Network", and enter "CMNET" at the APN of cellular data; There is no need to fill in or change other items, just turn off and restart the phone after the setting is successful.

Method 2: How to set up Coolpad's mobile phone network.

1. Select "Settings" in your phone - Mobile Network - Access Point Name (APN) - New APN

2. After entering the new page, you can fill in CMWAP in "Name" and cmwap in "APN".

3. Enter 10 0 0 172 for **, 80 for Port, and do not need to fill in User Name and Password.

4. "Server" can be filled in with the operator's ****. "MMSC", "MMS**", and "MMS Port" do not need to be specified.

5. Enter 460 for "MCC", 01 for "MNC", and do not need to fill in "Authentication Type".

6. Set APN Type to default, APN Protocol to IPv4, and APN Roaming Protocol to IPv4.

Some Coolpad mobile phones can't be used if they are connected to the wifi

1.Make sure your SIM card is enabled for internet access.

2.Pull down the top curtain of the screen to light up the mobile data and turn off Wi-Fi.

5.If none of the above operations can solve the problem of not being able to access the Internet, please try to change the SIM card of another mobile phone, or you can try again at a different time period or network environment.

6.Back up data (contacts, text messages, **, etc.), factory reset (Settings - Reset Privacy - Personal - Factory Reset).

If the mobile phone cannot access the Internet normally, you can troubleshoot according to the following conditions:

Situation 1] The contact between the SIM card and the metal contacts of the mobile phone is insufficient, and the SIM card can be reinserted.

Situation 2] If the SIM card is damaged or there is a problem with the mobile phone, you can change the phone to test whether it is the SIM card or the mobile phone is faulty.

Situation 3] The current location is a signal blind zone or suddenly no signal, you can change places to test and pay attention to whether the mobile phone signal of other users around you is normal.

Situation 4] If the mobile phone card is in arrears or is shut down, you can pay off the arrears and turn it on.

Situation 5] The service is suspended due to abnormal use of the number, such as the number being used for illegal or illegal activities.

Situation 6] Roaming in Taiwan, Hong Kong, Macao or abroad can only be used after enabling Taiwan, Hong Kong and Macao roaming and international roaming.

Situation 7] If the total traffic generated by the Internet reaches the ** traffic cap value in the current month, the system will automatically turn off the Internet access function, or limit the speed of the network, and the network will be automatically restored in the next month, which shall be subject to your ** traffic cap rules.

If your mobile phone cannot access the Internet normally, please check the following conditions:

1. If you don't restart your phone after upgrading to 4G**, you won't be able to use the Internet function normally;

2. Confirm whether there is a network, it is recommended that you can use it in a place with a strong signal;

3. Check whether there is still a phone bill in the account, if the balance is insufficient, you need to recharge before you can use it;

4. After 3-5 minutes of power off, restart the phone and try again;

5. 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;

6. If the traffic usage reaches the cap value in the current month, the network will be automatically shut down, it is recommended that you pay attention to the SMS reminder of China Unicom or inquire about the **product description.

It may be that the phone is not connected to the 4G network, and it needs to be turned on in the settings:

1. Models of mobile and Unicom standards:

Go to Phone Settings - General - Mobile Network - Preferred Network Type, select 4G, 3G, 2G, or 3G 2G;

2. Models of telecommunication standards:

Go to Settings - General - Mobile Network - Turn on or off the Enable 4G but Data switch.

If 4G is turned off, the phone is using 3G and 2G networks).

If the mobile phone is not connected to the wifi, we can confirm the wireless password problem or check the hardware problem.

Then make sure that someone else's WiFi is set up for automatic IP address assignment, not manual IP address assignment.

If the above two situations do not occur, it is the third situation, that is, someone else secretly changed the wifi password, so that your mobile phone has to be verified by the password, and naturally it can't be connected.

The method is to open the wifi function in the settings, click on the network that cannot be connected to select do not save in the pop-up menu, and then re-enter the new password.

If none of the above reasons are true, then the hardware of your mobile phone is broken, and you should go to a professional mobile phone repair store for inspection as soon as possible.

Several reasons: 1) TP-Link is not compatible with mobile phones, you can upgrade TP-Link, pay attention to the official website, and see the version clearly.

2) Your phone entered the wifi password incorrectly, check it again by yourself, (I also encountered it, and later it turned out that the password was wrong).

3) Your mobile phone can't use wifi, I used to have a ZTE mobile phone like this, there is a wifi program on the phone, but it just can't be connected, and then I know that it is the ears of the deaf, and I put it to watch.

Please exclude as follows:

1. Confirm that you have entered at least 8 digits of the correct password;

2. Whether to set static IP for the connected wireless device (add static IP in the advanced settings of WLAN on the mobile phone, Android and above, please click on the name of the connected WiFi, check the display advanced below and set it);

3. Whether the connected wireless device is set with MAC address filtering or intervention upper limit function, it is recommended to turn off the router MAC address filtering function and intervention upper limit before connecting;

4. Whether the name of the connected wireless device is pure English or English + number, (if not, set it in this way);

5. After backing up the mobile phone data, the latest version is detected through the wireless upgrade (system update);

6. In the end, if it is still not solved, please take the time to bring your mobile phone and purchase voucher to the after-sales service outlets to assist in testing and processing.