Please teach me with a high finger.,Problems about mobile phones are urgent.。。 15

OK.. You go to the after-sales of love... There can be identification.

But don't just say that you want him to help you identify it. You just said let him help you see if there was something wrong with the phone. In this way, he will tell you if it is the original machine after reading it...

Because it is an original machine, they will be responsible for warranty and other issues. Because the whole country is even insured... No, he'll explain the situation to you.

The easiest way is to press * on your phone to return to the phone serial number. You see if it's the same as the serial number behind your phone. In is to see the drift.

If the drift behind is blue, it is genuine. The green ones are problematic. Because the drift is anti-counterfeiting.

When it comes into contact with water, it turns green...

Parallel goods are not appraised for you, and there is no guarantee, I think the situation you said is like a refurbished machine, or don't ask for it.

According to the above documents of the customer service center of each famous brand mobile phone, when helping customers test the machine, we can provide this statement that the machine has a warranty and whether there is no warranty or has been insured or has been charged for VV, and can not directly provide the statement that the customer says that this machine is an old machine, and you can send it to the Sony Aison Center for testing to charge for testing [can provide the test results is whether the machine is warranted, whether it is licensed and the water law].

If your phone buyer *** your quality, [the state stipulates that the mobile phone can be returned within seven days and replaced within fifteen days if there is a problem that is not caused by human beings].

If your machine is a Hong Kong bank's customer service center, it can also help you find out whether the machine is really a Hong Kong bank, because Hong Kong banks also enjoy free warranty in China.

It is recommended that you return it if you can return it, at present, this machine has been discontinued in China and Hong Kong for a long time,

In order, right*left*left*left*

There are detailed usage times inside.

Summary. Dear, I'm glad to answer for you! Common cell phone issues include:

The phone battery drains quickly, the phone is stuck, the phone storage space is insufficient, the phone can't connect to wifi, the phone screen is broken, and so on. To solve these problems, you can try the following methods to solve them:1

Phone freeze: Clean up your phone's memory, delete apps you don't use often, close apps running in the background, update software and system in time, etc. 3.

Phone can't connect to wifi: Restart your phone and router, check if the wifi password is correct, try to connect to other wifi networks, etc. 5.

Broken mobile phone screen: If it is only the screen glass that is broken, you can buy a mobile phone screen protector to fix it temporarily; If the screen is completely broken, it may be necessary to repair or replace the phone screen. 

Dear, I'm glad to answer for you! Common mobile phone problems include: fast battery drain of mobile phone, stuck mobile phone, insufficient storage space of mobile phone, mobile phone unable to connect to wifi, broken mobile phone screen, etc.

In view of these problems, you can try the following methods to solve them:1The phone battery drains quickly:

Clean up your phone's memory, delete apps you don't use often, close apps running in the background, update software and system in time, etc. 3.The phone is running out of storage:

Restart your phone and router, check if the wifi password is correct, try to connect to other wifi networks, etc. 5.Broken phone screen:

If it's just the screen glass that is broken, you can buy a mobile phone screen protector to fix it temporarily; If the screen is completely broken, it may be necessary to repair or replace the phone screen. 

What's wrong with your phone?

Dear, you want to tell me what the problem is, so that you can't see it directly.

It was stuck just now, and then I turned it off, and when I opened it, that's it.

Is it a black screen?

Sort of. If the phone's operating system lights up or crashes, it may cause a black screen when booting up. You can try to force restart your phone, or enter recovery mode to fix the vibrillator.

The honorable hole code can be a black screen caused by a faulty mobile phone screen, a loose cable, or other hardware problems. It is necessary to contact the after-sales service center for overhaul or replacement of faulty parts. If your phone keeps going black, it is recommended to try charging, restarting, factory reset, etc

How to force a restart.

Dear, what model of mobile phone do you have?

vivo.Pro, 1Long press the power button:

Press and hold the phone's power button until the phone shuts down and restarts automatically. 2.Key combinations:

Some vivo phones may need to use key combinations to force restart. Common key combinations include holding the power button and volume down at the same time, or searching for the power button and volume up key. Slow state.

1. The mobile phone system is faulty, or the mobile phone is dead; Second, there is also a possibility that the mobile phone screen is broken, and the specific solutions are as follows: 2When the screen fails, it is recommended to press the volume up and down buttons on the phone and the power button button on the phone at the same time, turn off the phone, and then restart it.

4.If the above shutdown method is useless, you can press and hold the power button to force the shutdown; Usually after shutting down and restarting, the problem of screen failure will disappear; 5. For screen failure caused by system failure or incompatibility, you can try it after setting - general - restore - erase all content and settings (risky, please operate with caution) and restore the phone; 6.It is recommended not to restore it first, try to update the system, and see if the screen failure is restored after using it for a period of time.

1. The system of the mobile phone is faulty, or the mobile phone is dead, and the guide is missing; Second, there is also a possibility that the mobile phone screen is broken, and the specific solutions are as follows: 2When the screen fails, it is recommended to press the volume up and down buttons on the phone and the power button button on the phone at the same time, turn off the phone, and then restart it.

4.If the above shutdown method is useless, you can press and hold the power button to force the shutdown; Usually after shutting down and restarting, the problem of screen failure will disappear; 5. For screen failure caused by system failure or incompatibility, you can try it after setting - general - restore - erase all content and settings (risky, please operate with caution) and restore the phone; 6.It is recommended not to restore first, try to update the system, and after using it for a period of time, see if the screen is out of order and recovered.

Pro, hand-held machine, the full name of mobile**or wireless**, commonly known as mobile phone, was originally just a communication tool, and in the early days, there was a common name of big brother, which is a portable **final mold preparation that can be used in a wider range of rolling land enclosures.

Hello, it is a pleasure to serve you and give you the following answers:1Phone won't turn on:

Cause: It could be a low battery, or a system malfunction. Workaround:

1) Connect the mobile phone to the charger and charge the mobile phone, if it still can't turn on after charging, it may be a system failure; (2) Restart the phone, press and hold the power button and the volume button of the phone before shouting until the phone appears restart interface, restart the phone; (3) Restore factory settings, press and hold the power button and volume button of the phone at the same time until the phone reboot interface appears, select factory reset, and follow the prompts. Personal experience: When the mobile phone cannot be turned on, the first thing to check is whether the battery is sufficient, if the power is insufficient, you can connect the mobile phone to the charger to charge the mobile phone; If the battery is sufficient, you can try to restart the phone, or restore the factory settings, to solve the problem that the phone won't turn on.

A: Dear, please describe your problem in detail, I can help you solve it.

Dear, the details of the mobile phone troubleshooting method are as follows:

1. Analysis of the causes of mobile phone crash: 1. There are too many programs running in the background, which occupy too much running memory, resulting in system feign death and crash. 2. Viruses in the mobile phone 3. The mobile phone stores too much data or installs too many programs.

Solution: 1. Exit some programs running in the background, and develop the habit of exiting the running program by returning or exiting the virtual button 2. Install anti-virus software to optimize 3. Delete and uninstall some uncommonly used data and programs.

Apple 11 can only guarantee that Aisi is all green, and there is no other way to guarantee what it means.

Pro, it simply means that the iPhone is the original machine, Aisi refers to the "Aisi assistant", which is a software that can verify whether the iPhone is the original machine, when it is verified as the original machine, the content of the test result will be all displayed in green, so it becomes "Aisi all green".

Will there be other problems.

Dear, you have to check this with AIS's assistant to know.

Generally, it will not be a pro, and the content of the test result will be displayed in green, so it is generally no problem to become a pro of "AISI All Green".

But** cheaper than normal.

Why. Pro, normal pro, the current second-hand Apple mobile phones** are all transparent pro.

Dear, did you buy it in a specialty store.

No. Dear, do you mean you bought it at a mobile phone store on the street?

Pro, it is recommended to go to the pro of the monopoly mobile phone Apple, because** are more transparent, and there is a warranty.

Hello, it is a pleasure to serve you and give you the following answers:1Phone won't turn on:

Cause: It could be a low battery, or a system malfunction. Workaround:

1) Connect the mobile phone to the charger and charge the mobile phone, if it still can't turn on after charging, it may be a system failure; (2) Restart the phone, press and hold the power button and volume button of the phone at the same time until the phone restarts; (3) Restore factory settings, press and hold the power button and volume button of the phone at the same time until the prompt for factory reset appears, and follow the prompts. Personal experience: When the mobile phone cannot be turned on, the first thing to check is whether the battery is sufficient, if the power is insufficient, you can connect the mobile phone to the charger for charging; If the battery of the trace key is sufficient, it may be that the system is faulty, and you can try to restart the phone or restore the factory settings to solve the problem.

Summary. Hello, it is a pleasure to serve you and give you the following answers:1

Phone won't turn on: Cause: It could be a low battery, or a system malfunction.

Solution: (1) Connect the mobile phone to the charger and charge the mobile phone, if it still fails to turn on after charging, it may be a system failure; (2) Restart the phone, press and hold the power button and the volume button of the phone at the same time until the restart interface appears on the phone, and restart the phone; (3) Restore factory settings, press and hold the power button and volume button of the phone at the same time until the phone reboot interface appears, select factory reset, and follow the prompts. Personal Experience:

When the phone can't be turned on, first check whether the battery is sufficient, if the power is insufficient, you can connect the phone to the charger for charging; If the battery is sufficient, you can try restarting your phone, or do a factory reset to fix the problem that your phone won't turn on.

Hello, it is a pleasure to serve you and give you the following answers:1Phone won't turn on:

Cause: It could be a low battery, or a system malfunction. Workaround:

1) Connect the mobile phone to the charger and charge the mobile phone, if it still can't turn on after charging, it may be a system failure; (2) Restart the phone, press and hold the power button and the volume button of the phone at the same time until the restart interface appears on the phone, and restart the phone; (3) Restore factory settings, press and hold the power button and volume button of the phone at the same time until the phone reboot interface appears, select factory reset, and follow the prompts. Personal experience: When the mobile phone cannot be turned on, the first thing to check is whether the battery is sufficient, if the power is insufficient, you can connect the mobile phone to the charger for charging; If the battery is sufficient, you can try restarting your phone, or do a factory reset to fix the problem that your phone won't turn on.

You've done a great job! Can you elaborate on that?

Hello, it is a pleasure to serve you and give you the following answers:1Phone won't turn on:

Cause: It could be a low battery, or a system malfunction. Workaround:

1) Connect the mobile phone to the charger and charge the mobile phone, if it still can't turn on after charging, it may be a system failure; (2) Restart the phone, press and hold the power button and the volume button of the phone at the same time until the restart interface appears on the phone, and restart the phone; (3) Restore factory settings, press and hold the power button and volume button of the phone at the same time until the phone reboot interface appears, select factory reset, and follow the prompts. Personal experience: When the mobile phone cannot be turned on, the first thing to check is whether the battery is sufficient, if the power is insufficient, you can connect the mobile phone to the charger for charging; If the battery is sufficient, you can try restarting your phone, or do a factory reset to fix the problem that your phone won't turn on.