What should I do if the mobile phone battery can t be charged?

If the mobile phone battery is authentic and the original mobile phone battery, or our domestic Hony battery is a well-known brand of business battery, it is recommended to charge it for a long time with a regular charger to see if it can be restored, I hope it can help you.

The battery feed is too powerful, in this case, there is only the voltage measured by the multimeter, it is best to use the stabilized power supply to force the battery to charge, the positive electrode to the positive electrode, the negative electrode to the negative electrode, and the voltage can be charged with the charger when it rises to normal. There are some batteries that are damaged due to too much feeding.

If you are using a Huawei phone, you can follow the following methods to determine the cause of the problem:

1. It is recommended to use the standard charger for charging.

It is recommended that you use the charger and charging cable that come standard with your phone for charging. Non-standard chargers and cables may not be compatible with the phone, causing the phone to not charge.

2. Please check whether the charging port is abnormal.

Check whether the mobile phone charging interface is blocked by foreign objects, mildew, corrosion, internal connection line damage, etc., if there is such a phenomenon, it is recommended that you go to the nearest customer service center for cleaning and testing.

3. If your phone has not been used for a long time.

If your phone has not been used for a long time, or you have not charged your phone in time after the low battery is turned off, and the phone battery is over-discharged, and it takes more time to activate the battery, it is recommended that you charge the phone for more than 30 minutes to see if the phone responds.

4. If your phone is charged to 80% stop charging.

Some models have added a new intelligent charging mode, which is a battery protection mechanism that effectively extends the battery life through AI intelligent charging management.

5. Please cross-verify.

Please replace the charger and data cable that can be charged normally, and cross-check whether the charger and data cable are faulty.

If the charger and data cable are normal, but the phone still cannot be charged, it may be a malfunction of the phone. It is recommended that you back up your data in advance (WeChat QQ and other data need to be backed up separately) and bring your mobile phone, original charger, original data cable and purchase voucher to a nearby customer service center for testing.

1.The phone battery cannot be charged, and it is possible that the battery has entered a dormant state. This is mostly caused by the user running out of power and the phone automatically shuts down.

The solution to this situation is to remove the battery, wait 5 minutes, and then reinstall the battery. Use a data cable to connect your Mi phone to the computer, and after 30 minutes, turn it back on.

2.In the case of sudden mobile phone battery not charging, you also need to check whether you are using a regular original charger. If you are using a different charger, you need to check if there is a problem with the charger or if the charger port is damaged.

Switching to a new charger can solve this situation.

3.If there is a situation where the mobile phone can be connected to the charger to charge, but it is always not charged, I need to check whether there is a problem with the mobile phone system. Sometimes, you install battery management software that protects the battery on your phone, and when there is a problem with these software, the battery will not be fully charged.

You can use a universal charger to charge the battery of your mobile phone and check whether the battery is damaged. If the battery can be fully charged with universal charging, then you should repair the phone system or flash it.

4.In addition to the above situations, the loose charging interface of the mobile phone and the short circuit of the internal charging circuit of the mobile phone will also cause the mobile phone battery to not be charged. In this case, you need to send the mobile phone to a professional after-sales repair network for maintenance.

It may also be caused by poor contact of the charger or data cable, it is recommended to use the original accessories to charge or replace the accessories.

It may also be that the charging is not charged when it is close to being full, and the charging current is very small when it is close to being full, and running other operations will cause the charging to be uncharged, so it is recommended to standby or turn off the charging.

If it still can't be charged, you should consider whether the mobile phone itself is faulty, and you can bring the mobile phone and warranty card to the official mobile phone repair center for maintenance.

Heart] asked. My phone was fine yesterday, and I couldn't charge it when I unplugged it this morning.

Change the charging head.

All the questions were asked, and my power bank also tried.

Answer: The reason why the fourth gold finger from the left of the charging cable turns black is: the charging cable of the charger is connected to the mobile phone through the gold finger when the charging cable is connected to the socket for charging, and the current through the metal will produce an oxidation reaction, which will make the metal black.

It was Xiaomi who asked me questions.

Answer: If there is no problem with the charging cable and charger, then the rest is basically caused by a broken mobile phone interface or a broken battery, because the probability of system problems is so low that it is almost negligible. At this time, it can only be sent to the after-sales maintenance, it is best not to do it yourself, otherwise it is easy to break the machine, once tried to get it yourself, but the phone was broken, it is really a loss for Mrs. and a soldier!

If you suspect that there is something wrong with the system, then you can also restart your phone or flash it to see. [Heart].

Question: I restarted a few times and it still doesn't work [tears].

Answer: There is a file in the log of the Android system that records the battery information, if the battery information is wrong, it will cause the phone to not charge. Still can't find the reason, it is recommended to go to the mobile phone store for repair, do not disassemble the phone by yourself. [Heart].

Hello landlord! If it is a battery that is used for too long, either change it, or wrap the battery in a bag and put it in the refrigerator to freeze it for a day, and then take it out to freeze it, if it is not, then it may be that the data cable is broken or the excuse is loose and broken, try the universal charger.

The charger is harmful, try to change the charger, if it still doesn't work, the battery will be wasted, replace it with a new battery, I recommend you Hongyi battery, this brand battery is good, there is a good protection circuit, and the battery can be well protected.

If you put it on the universal charger and cause the battery to be overdischarged, you can try it when you plug it in, try to do it after a while, or find a cable to charge it and put it in your phone to try to charge.

This situation may be over-discharged, which can be put into your phone and recharged with the original charger. If it doesn't work, it may be that the mobile phone battery is broken, and if you want to buy it, it is best to buy the mobile phone battery of the brand**. Shenzhen Scud has recently released the TP Business King high-capacity mobile phone battery, the standby time is even more than the original mobile phone battery, very suitable for business people to use, the packaging is also very beautiful, and the after-sales worry-free, it is worth buying!

It may be the overdischarge mentioned upstairs, use a silly charge to forcibly charge, the silly charge is best made of a transformer and a rectifier bridge, and a power supply can also be used, but it should be noted that the voltage cannot exceed 4V

If you are using a vivo mobile phone and the mobile phone cannot be charged, you can check it according to the following methods:

1. Check the charger and data cable.

Use the standard charger and data cable for charging, the non-standard charger and data cable may not be compatible with the mobile phone, resulting in failure to charge, it is recommended to replace the standard charger data cable for comparative testing. If there is a fault with the standard charger and data cable, please go to the vivo customer service leakage center for detection.

2. Check the charging port of your phone.

Check the mobile phone charging port for foreign objects, corrosion, dirt, liquids, etc., if there is such a phenomenon, please go to the vivo customer service center for testing.

3. The mobile phone has not been used for a long time or is over-discharged.

If the phone is not used for a long time or the battery is automatically turned off, the battery is in an over-discharged state, it is recommended to charge it for 30 minutes before checking.

4. If the phone stops charging when it is charged to 80%, please check the function settings of the phone.

Some models are supported"Optimize battery charging"function, if this function is turned on, in order to prolong the battery life, it will intelligently learn the historical charging habits of the mobile phone, and intelligently adjust the battery full time when the mobile phone is charged for a long time.

Note: Go to Settings - Battery - More Settings Charging Settings - Optimize Battery Charging - Turn on Off Function, if you can't see this menu, it means that the machine does not support this function.

5. The charging environment temperature is too high or too low.

If your phone exceeds or falls below a certain temperature value, you may not be able to charge. In order to ensure the safe use of the battery, the battery cannot be charged when the temperature is lower than 0, the system will prompt "The temperature is too low, charging has stopped", which is the charging protection mechanism of the battery, it is recommended to charge the battery in the environment of 0 35.

If the temperature is high, it is recommended to leave the phone in a slightly cooler environment for a period of time before charging.

6. Service center testing.

1.The mobile phone can't be charged, of course, we have to find out which piece is wrong, and only when we find the problem can we prescribe the right medicine. Below I will go step by step from simple to difficult to check what the problem is.

2.First of all, the phone is connected to the charger and plugged into the plug board to see if it can be charged. If it can't be charged, then the current possible problems are: the charger is broken, the cable is broken, the mobile phone interface is broken, the battery is broken, etc. Local burning.

3.Change a connection cable or change a charging plug, and then charge it again to see if it can be charged in, if it is charged into the void, then it proves that it is a problem with this, change the wire, or change the charging plug.

Unable to charge normally, it is recommended to replace the charger and data cable to try, if it still does not work after replacement, it is recommended to go to the inspection and defense of the lack of test of the mobile phone, it may be the problem of the hard training parts of the mobile phone, resulting in no way to charge normally.

The solution to the phone battery not charging into power:

1. Change the data cable to charge the phone and see if it can be charged. The data cable and charger are broken, this problem needs to replace the data cable or charger, it is recommended that the best choice and the book friend choose the original charger and data cable;

2. The problem of the mobile phone interface, many times the interface is loose and the charger cannot be charged, it is recommended to go to a professional mobile phone store for maintenance;

3. Battery problem, if it is found that there is a problem with the battery, it is recommended to choose the hand key machine to return to the factory to replace the battery.

Reasons why the phone can't be charged:

1. The voltage is not enough: It is recommended to change the socket, or adjust the brightness of the screen of the mobile phone to the darkest, and then plug the charger again.

2. Check whether the room temperature is too low: some batteries are set up with low temperature protection, and sometimes the mobile phone silver ruler will not be able to charge if the temperature is too low, so as to prevent the 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 mobile phone data cable and the original charger and recharge.

4. Poor contact between the charging cable and the interface: If the power is cut off frequently for charging, you can use the guard judgment raw paper or other pieces of paper to pad the data cable, or replace the charging cable with a new one.

5. Too much dust in the data cable connector: resulting in poor contact during charging. You only need to scrape the data cable back and forth with a toothpick.

6. If your phone has not been used for a long time, if your phone has not been used for a long time, or if you have not charged your phone in time after the low battery is turned off, it is recommended that you charge it for more than 30 minutes to see if the phone responds.

If the mobile phone cannot be charged, you can follow the following methods to determine the cause of the problem:

1.It is recommended to use an officially recommended charger for charging.

It is recommended that you use the charger and charging cable officially recommended by Huawei for charging. Non-Huawei chargers and cables may not be compatible with the phone, resulting in the phone not charging.

2.Please check the temperature of your phone.

If the temperature of the mobile phone is too high or too low, it may not charge properly, please make sure to charge the mobile phone in the environment of 0 35.

3.If your phone hasn't been used for a long time.

If your phone has not been used for a long time, or if you have a low battery and have not charged your phone in time, it is recommended that you charge it for more than 30 minutes to see if your phone responds.

4.Please check whether the charger and device interface are abnormal.

When the charger and cable are damaged or the mobile phone charging interface has foreign objects or deformation, it may cause the connected charger to fail to charge or charge intermittently, please make sure that the charging port is clean and free of deformation before charging, and check whether the charger and cable are damaged, and you can replace other chargers.

The mobile phone battery cannot be charged, and it is recommended to solve it in several ways.

Replace the charger, if the charging head is broken, it may not be charged.

Replace the data cable, the data cable may not be charged due to poor contact.

Secondly, change the battery of your phone.

It may be that the mobile phone battery is broken, and it is recommended to go to the after-sales repair center to replace it.

Finally, if none of the above methods work, it may be that the motherboard is broken, and it is recommended to take it to a local mobile phone shop for testing and repair.

If it is the original charger and it is working normally, it must be a battery problem, or a problem with the charging part of the mobile phone. Only sent for repair.

The solution is the law:

1. Change the battery, socket and charger (it is best to use the original);

2. Don't operate the phone while charging.

You can choose to change the charger and try it.