The phone has power, turns it on and turns off immediately, and can only be used normally when it is

Samsung phone has an automatic shutdown situation, it is recommended:

1.If the battery of the mobile phone is low, the mobile phone will automatically turn off, it is recommended that you charge it for a while.

2.If the power is sufficient, there is still an automatic shutdown, it may be caused by software compatibility, if there is an automatic shutdown situation for many times, it is recommended to delete the recently installed third-party software, excluding whether it is related to the ** software.

3.Please back up your phone's important data and restore it to factory settings.

4.If the problem persists, since the battery of this model cannot be disassembled by itself, it is recommended that you bring the purchase invoice, warranty card and tablet to the local Samsung service center for professional engineers to help you test.

In the case of automatic shutdown of the mobile phone, Samsung mobile phones are generally recommended to carry out the following steps to troubleshoot and deal with it:

1.Whether the automatic power-on and shutdown function is set;

2.Check that your phone has enough battery.

3.For mobile phones with removable batteries, you can turn off the battery and use a cotton swab to clean the metal contacts of the battery.

4.Back up your phone's important data and reset your phone;

The above methods are invalid, please bring the three-pack voucher and mobile phone to the Samsung service center for testing. Samsung Service Center Address Information Customer Service**, you can inquire through the following methods: Please log in to the service center page of Samsung's official website - select the product you want to inquire about and the province or city where you are located to search.

Summary. Hello, it's a pleasure to serve you.

In your case, this is a phenomenon of battery aging.

It is recommended to bring the relevant products to the nearest after-sales service center or mobile phone repair shop for replacement.

What should I do if the phone automatically shuts down when there is power, and it can only be turned on and used after connecting to the charger?

Hello, I'm glad to serve you, this is a phenomenon of battery aging. It is recommended to bring the relevant products to the nearest after-sales service center or mobile phone repair shop for replacement.

Not an iPhone, not before.

Battery life is OK.

It's that I changed the home button, and then it appeared.

Hello In this case, see if the contacts between the battery and the mobile phone are in good contact, generally speaking, it is the battery loss, and the battery can be solved by replacing the battery, because you can use it by plugging in the charger, so it is a problem with the battery.

Apple phone, there was no problem before, and it appeared by changing the return button.

Hello It is also possible that it is caused by poor contact.

What a repair. It is recommended that you take your mobile phone to the after-sales store for maintenance.

Probably how much does it cost to send to the store for repair, this morning I went out and turned on the full power to turn off the phone, and charged a battery to activate the bright screen.

Hello, if it is to replace the battery, it will cost about 300 yuan, and if it is not in good contact, it is not expensive.

The voltage estimate of the battery is insufficient.

There are the following reasons why mobile phones can only be charged after they are turned off

Software Problems The circuit recognition error is made when the phone is turned on, and the external power of the mobile phone is recognized.

The charger output current is too small. It's just enough for the phone to function properly.

Hardware problem: The voltage of the detection chip is too low when it is turned on, resulting in abnormal charging operation.

Turn on the function after charging the charging reason:

The voltage returns to normal, and both hardware and software return to normal working mode under normal circumstances.

Dude, how did you solve this.

The battery is broken, try a different battery.

If your phone won't charge, we recommend you try it as follows:

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.

For phones with removable batteries, you can also try:

1) It is recommended to turn off the battery and remove it, and use a cotton swab to clean the battery contacts and the contact points where the phone connects to the battery. Try charging again after reinstalling the battery.

2) If possible, replace the battery or use the cradle to charge it.

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.

If you can't charge it, change the battery or change the charger.