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Hello: According to your description, it is recommended that you try the following:
1.Shutdown charging test.
2.Replace the charging position to rule out intermittent contact caused by poor contact with the socket.
3.If conditions permit, replace the spare charger for testing. Or send it for repair and testing.
4.When the phone is turned on and charged, if the mobile phone is equipped with a third-party plug-in such as a charging doctor, it is recommended to test it after uninstalling it.
5.Check whether there are foreign objects in the charging interface of the mobile phone, such as liquid ingress and debris that cause poor contact between the charging interface of the mobile phone and the charger, if this situation is recommended to be repaired as soon as possible.
6.Back up your phone data (**book, text messages, **, etc.), factory reset your phone.
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The phone cannot be charged, check the charging port and data cable.
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It is very likely that the mobile phone cannot be powered on because the room temperature is too low, the charger or data cable is not original, the charging cable is in poor contact with the interface, and there is too much dust in the data cable connector.
1. The voltage is not enough.
It is recommended to change the socket, or turn the screen brightness of the phone to the darkest, and then plug the charger back in.
2. The room temperature is too low.
Some batteries are set up with over-temperature protection, and sometimes the phone will not be able to charge if the temperature is too low, so as to prevent deposition in the battery, resulting in a short circuit inside the battery. You can wait for a while to recharge.
3. The charger or data cable is not original.
Replace it with the original phone cable and the original charger and recharge.
4. The charging cable is in poor contact with the interface.
If the power is cut off from frequent charging, you can use toilet paper or other pieces of paper to pad the data cable, or replace it with a new charging cable.
5. There is too much dust in the data cable connector.
Causes poor contact during charging. You only need to scrape the data cable back and forth with a toothpick.
Precautions for charging mobile phones
1. Pay attention to the status of the charging port.
The charging port must be kept dry before charging, if it has a certain amount of moisture, we also insist on replenishing the power of the mobile phone, which is easy to leak, and it is easy to be charged by touching it with your hands. Of course, if this situation is not discovered in time, the water may flow to the inside of the machine, which will cause a short circuit in the battery, burns the internal hardware and other consequences.
2. Do not charge in extreme environments.
As the name suggests, the temperature is too high or too low, and there are two situations of high temperature, one is that we use the mobile phone for too long, and the power consumption of the mobile phone is relatively large; The other is outdoors where the temperature is relatively high, and the mobile phone is in such a state and environment, and it is best to wait for it to return to the normal temperature to get a relatively cool indoor replenishment of power.
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You can try a different charging cable, if it doesn't work, it should be a problem with the tail plug.
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Reason 1: The phone system is malfunctioning.
The phone cannot be charged, it may be caused by the system failure of the mobile phone, the solution is to turn off the mobile phone directly, and then restart the mobile phone to see if the mobile phone charging is back to normal.
Reason 2: Faulty charger.
If there is a fault in the charger for charging the mobile phone, it will also cause the mobile phone to not be charged, the solution is to change to other chargers with the same interface to try charging, if it can be charged normally, then it can be determined that it is a problem with the charger, and a new charger can be replaced.
Reason 3: The charger is in poor contact with the phone.
At this time, unplug the data cable and the mobile phone again and reconnect, and re-unplug the data cable and the charging head part and reconnect, and plug the charging head and the mobile phone before the charging head can be charged normally.
Reason 4: Phone battery issues.
Under normal circumstances, the probability of mobile phone battery failure will be relatively small, but once the battery has a problem, we must pay attention to it. If there is no problem with the mobile phone charger and the mobile phone system, then you need to check the battery of the mobile phone, if the battery of the mobile phone is found to be swollen, it means that there is a problem with the battery of the mobile phone, and you should stop using it immediately. At the same time, the battery cannot be disassembled by itself, so as not to swell the battery, which will bring more serious consequences.
Reason 5: A problem with the phone itself.
If none of the above solutions can solve the charging problem of the mobile phone, it may be because there is a problem with the mobile phone itself, and the mobile phone needs to be sent to the nearest after-sales repair center for testing and repair.
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The common reasons and solutions for mobile phones not charging are as follows:
1. If the charger is broken, repair or replace it with a new one.
2. If the charging data cable is broken, replace it with a new original data cable.
3. If the mains power is out of power, wait for the mains to be normal before charging.
4. If the charging interface of the mobile phone is broken, repair or replace the charging interface.
5. The power management circuit of the mobile phone is faulty, and the mobile phone is repaired.
6. The battery is broken and cannot be charged, replace the battery with a new one.
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The phone cannot be charged, check the charging port and data cable.
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1.First of all, the phone system malfunctioned, so there was a problem with the battery level display. This kind of problem is the easiest to solve, you can directly shut down and restart, which is equivalent to data refresh, and the general power display will return to normal.
2.Second, the charger is malfunctioning. This malfunction is the main reason why the phone cannot be charged.
So how to judge the quality of the charger. It's actually very simple, try it with another charger. If it can be charged, then it can be concluded that the charger is faulty.
3.The charger and the phone are in poor contact. This is also a common situation where the charger is not plugged in properly due to carelessness on the part of the phone user. The solution is simple, it is to switch sockets back and forth.
4.There's a problem with your phone's battery. Generally speaking, it is rare to have problems with your phone's battery.
But once there is a problem, it is a big problem and must be taken seriously. Therefore, when it is found that the charger and mobile phone system are not faulty, you should focus on checking the battery. If you find that the battery is swollen, then it means that there is a problem with the battery and you must stop using it immediately.
5.There are quality issues with the phone itself. If you buy a copycat phone, then there is a high probability that the mobile phone will malfunction. If it is a brand machine, it needs to be returned to the original factory for processing.
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If your phone won't charge, try it
1.Replug or replace the cable with the charging head. (It is recommended to use the original version) 2For mobile phones with detachable batteries, you can turn off the battery and use a cotton swab to clean the battery contacts and the charging port of the mobile phone.
If the above methods do not solve the problem, please bring the purchase invoice, repair card and machine to the Samsung service center for inspection.
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If the phone cannot be charged, Samsung mobile phones are generally recommended to perform the following steps to troubleshoot and deal with them:
1.Use the original charger to connect to the home power source for charging.
2.Replace the power outlet, try or change a data cable to connect to the charger for charging.
3.If the phone can be turned on normally, it is recommended to back up the data in the phone (such as contacts, multiple files, etc.) and restore the phone to factory settings.
If the problem persists according to the above methods, please bring the purchase invoice, warranty card and machine to the nearest service center for inspection.
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If there is a problem with the data cable, or there is a problem with the socket of your mobile phone, or there is a problem with the socket, you can rule it out.
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The phone cannot be charged, check the charging port and data cable.
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If you are using a vivo mobile phone, how to handle charging exceptions:
1. Check whether to turn on the "Optimize Battery Charging" function: Go to Settings - Battery - Charging Settings to see if the "Optimize Battery Charging" function is enabled, the phone cannot be fully charged after the function is turned on, you can turn off this function and try;
Note: If the phone does not have this switch, it does not support this function.
2. There is a problem with the battery level display: turn off and restart, check whether it returns to normal;
3. Whether to use the original charger and data cable, you can replace the charger and data cable;
4. Check whether the charger and socket are in good contact, and try to replace the socket;
5. If the mobile phone exceeds or falls below a certain temperature value, it may not be able to be charged, so try to change the charging environment;
6. Bring your mobile phone to the vivo customer service center for processing, it is recommended to contact in advance before going to avoid empty running, plan your itinerary reasonably, and travel safely.
Customer service center address: Enter vivo official website vivo**app--my--outlet query or vivo official website web version--bottom of the bottom -- service support--service outlet inquiry--select the province and city to query the customer service center address.
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