Why does my phone turn off automatically?

1) It may be that your phone is out of battery, please try a different battery;

2) It may be caused by poor contact between your battery and the mobile phone, you can take out the battery and reinsert it to try it;

3) Set automatic power off, please check the phone settings and cancel the setting and try again;

4) It may be caused by the failure of the mobile phone, you can take the mobile phone to the after-sales maintenance department to check it.

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1. Check whether the battery of the mobile phone is sufficient.

Keep your phone fully charged, low battery will cause automatic shutdown, it is recommended to charge it in time when the battery is about 20% left.

2. Check whether the power button and volume button are touched by mistake.

If the power button and volume button are stuck in the case, or if they are squeezed in the pocket for more than 12 seconds, it may cause the phone to restart, be careful to avoid squeezing the buttons.

3. Check your phone settings.

Go to Settings - Quick & Auxiliary - Timing Tasks - Timing Power On and Off to see if the timer power on and off task is set.

4. Check whether the mobile phone is in an environment where the temperature is too high or too low.

If the temperature is too low or too high, the low temperature or high temperature protection function of the mobile phone will be triggered, resulting in automatic shutdown. Please try to keep your phone at an ambient temperature of 0 35.

5. Uninstall incompatible software.

If you have installed the software through a non-app store, it may be incompatible and cause the phone to shut down or restart, it is recommended to back up the app data and uninstall the software before trying.

6. Check whether the storage space is sufficient.

It is recommended to use iManager to clean up the storage space of the mobile phone in time, and uninstall the software that is not commonly used to keep the remaining storage space at more than 20%.

7. Reset all settings.

Note: Restoring all settings will not delete any data or ** files, only all settings of the phone will be restored, some third-party application accounts need to be re-logged in, please confirm that it does not affect the use of the software before operating, important data can be backed up in advance;

8. Repair the system.

Enter"System Repair Mode", and then tap"Install the system software"Enter"Networking updates to the latest version", click"OK"(It is recommended to connect the charger) - Connect to the available wifi, when the upgrade package is detected, tap"** and install"Update your phone's system.

Ways to enter System Repair Mode:

Models released before September 2017 (models before x20): Press Shutdown status"Power button"with"Volume up key"Enter recovery mode;

Models released after September 2017 and new models (X20 and later): Press Shutdown status"Power button"with"Volume up key"Enter fastboot mode, then enter recovery mode through the menu selection, select: install system software, and then select:

Networking updates to the latest version

NEX 3 NEX 3S: Press and hold the top round button for about a second in the shutdown state, then press and hold the volume up button to enter fastboot mode, press the volume down button to move to"Go to Recovery", press the power button to confirm to enter recovery mode.

9. Service center testing.

If the above methods fail to solve your problem, you can back up your mobile phone data in advance, bring your mobile phone and purchase voucher to the vivo customer service center for testing, pay attention to WeChat***"vivo" or "vivo customer service" to inquire about the service center address**, it is recommended to contact before going to ensure that there is a staff to receive and then go over, so as to avoid delaying precious time and running in vain.

1.Please check that your phone has enough battery.

Please keep your phone fully charged. When the battery is lower than 3%, please do not try to turn on the phone to avoid damage to the battery, it is recommended that you try to turn it on after charging to more than 3%.

2.Whether the power button was touched by mistake.

It may be that the phone restarts by putting the phone in your pocket or bag and squeezing the power button, please pay attention to avoid squeezing the power button, if you squeeze it for more than 10 seconds, the phone will automatically restart.

3.Check if your phone is in an environment where the temperature is too high or too low.

If the temperature is too low or too high, the low temperature or high temperature protection function of the mobile phone will be triggered, resulting in automatic shutdown or restart. It is recommended that you try to keep your phone at an ideal temperature (0 to 35).

4.Check whether the timer is set to power on and off.

5.Check that the storage space is sufficient.

It may be that your phone has too many cache files and not enough memory. We recommend that you use Phone Manager to clear your phone's storage space in a timely manner and uninstall apps that you don't use frequently to keep your storage space sufficient (more than 20%).

6.Try removing the external memory card.

An abnormal external memory card may cause the phone to automatically shut down or restart. If you are using an external memory card, it is recommended that you observe it for a period of time after removing the external memory card.

7.Try a factory reset or system repair.

Installing incompatible software may also cause your phone to shut down or restart, so it is recommended that you back up your app data (WeChat QQ and other apps need to be backed up separately) and uninstall the software that is not installed on AppGallery**.

Precautions for the use of the equipment:

1.Check whether the device is set to switch on and off at a timer (go to Settings > Auxiliary Function > Timer Switch), after which the device will automatically power on and off at a specific time.

2.Try to avoid using your phone in low, high, or large temperature differences. The mobile phone has a built-in temperature protection function, the temperature of the whole machine is too low may trigger low temperature protection, the temperature of the whole machine is too high may trigger thermal protection, and the temperature is too high or too low will cause automatic shutdown.

If you are using a Huawei phone and the phone turns off automatically, try the following methods:

1.Try Smart Detection.

Please go to My Huawei > > > > > > > > > > > > > > > > > > > If a hardware problem is detected, back up your data (third-party apps such as QQ and WeChat must be backed up separately) and then bring your purchase voucher to the Huawei Customer Service Center for testing.

2.Check if an incompatible application is running.

1) If you have recently installed some incompatible applications through non-HUAWEI AppGallery channels, we recommend that you uninstall the application software and try it.

3.Try a system repair or factory reset operation.

Boarding service. Make an appointment for service.

Huawei Repair Parts** Query.

There may be the following reasons why your phone will automatically shut down:

1.The phone is out of battery, please charge or replace the battery to try;

2.If the battery and the phone are in poor contact, the battery can be removed and reinstalled;

3.Set automatic power off, please check the phone settings and cancel the setting to try again;

4.If the mobile phone fails, you can take it to the mobile phone after-sales repair department to check it.