The mobile system opens the number to show what is going on with the business logic error

Hello, restart your phone and then enter it to see if it can be used normally! No, there is an abnormality inside the system! You try to back up your phone, restore the system to factory settings, and then enter it!

If you have any other questions, you can enter the OPPO enterprise platform to ask customer service questions!

Change the mobile phone number, some mobile phone numbers are not supported.

A prompt box appears with the wrong format of the ** number. First of all, you have to check whether the ** number is entered correctly, sometimes it is inevitable to write the wrong number due to personal negligence.

If the number is correct, the format is still incorrect, it may be because the software version you are using is too low. You can reinstall the software, preferably uninstall the software and reinstall it.

It may be due to the input method adjusted to the Chinese input method, and the input of the full width is selected. Select full-width or half-width in the Chinese input method, and the symbols and numbers that appear in the input are different. So please switch to half-width to enter the number, or switch to the English input method, and then enter the mobile number number.

1. It may be caused by switching accounts, try to switch accounts again.

2. It may be caused by the instability of the mobile phone network, try to change the network status.

1. There may be an ordinary account switch.

2. There may be a problem with the mobile phone network, check the network problem.

4. Insufficient storage of mobile phone space will also affect and clean up mobile phone space.

Here's how to solve the problem:

3. Go to Settings [System Upgrade] to make sure the phone system is up to date.

6. The network is unstable, switch the network to mobile data to complete the operation.

Usually log out and log back into your account.

Hello, I have seen your question and am sorting out the answer, please wait a while

Hello, it means that there is no signal now, you can see if your friends have this situation, if their mobile phone signal status is normal, it means that there is a problem with your mobile phone or mobile phone card.

If there is no signal on the handset or the emergency source call is displayed on the screen, it is recommended to do so

This situation.

It is recommended to transfer the phone card.

Test it on another mobile phone to confirm whether it is stuck.

It means that there is no signal or that the SIM card is not plugged in.

First of all, you have to make sure that you are in** is correct, if you enter ** is correct, you can ask your friends or family to help you test, on the same computer their number can be operated in, if you can, then it is your card problem, to call 10086 to let them help you query the detailed reason, if not, it is either a computer problem, or a mobile company problem, or to call 10086

China Mobile customers can inquire about call records through the online business hall. Follow the steps below:

2. Enter the "mobile phone number and service password", fill in the verification code, and click "Login".

3. After successfully logging in**, click "My Move" and select "Detailed Query".

4. Click "Get dynamic password" on the pop-up secondary authentication page, then check the dynamic password received by your mobile phone, and click "OK" in the 6-digit password "input box".

5. There are daily and monthly query methods. Select "Query time" and click "OK".

6. At this time, you can see the previous call history, dial-out time and access time. You can also select the list of caller and called records separately in the left navigation bar.

It is recommended that you call 10086 to check whether the number status is normal, or you can reset the service password and try again.

That's what happened with mine, go and find out! Thank you!

When the mobile card is activated, the ICCID code is entered incorrectly, and the specific operation steps for mobile card activation are as follows:

1. First of all, we open the mobile phone and open the China Mobile client of the mobile phone application.

2. Switch the page from [Home] to [Category].

3. Open the [Number Card] column of the shortcut menu on the left, and click the [Authentication Activation] option in the interface.

4. Then we enter the ** number to be activated, as well as the SIM card number, and click [Next].

5. Take and submit the identity information and wait for review.

6. The interface shows that it is under review, just wait patiently for the review to be successful.

Check first to see if your network is intranet or something else. It is recommended that you check whether the connection of the network cable is correct, and the settings of the TV.

There are also possible causes of the set-top box error 999 error on the mobile chassis:

1. An application of the set-top box software occupies a large amount of memory, resulting in an error message in the set-top box.

2. The set-top box conditional access (CA) module has some abnormal prompts for program authorization.

3. When the transmission signal or the user misoperates, the set-top box will make a corresponding error prompt.

Solution: 1. Enter the wrong location and mistakenly enter the IPTV account to the broadband account location;

2. Check whether the password of the broadband account is entered correctly, or detect whether the dialing can be successful on the computer normally, and eliminate the problem of the broadband account;

3. Try to restart the optical modem device or set-top box at home.

4. The system is unstable and the factory settings are restored.

5. Where is there a small hole in the connection line of the set-top box, turn on the machine, poke it with a toothpick, and automatically turn on it for more than 10 seconds, this process is relatively slow, just wait patiently.