What s going on with the phone suddenly shutting down automatically?

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

Please 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, please 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 or restart. 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, if there is important data It is recommended to back 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, please 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 you and then go over, so as to avoid delaying your precious time and letting you run in vain.

1. The protection circuit in the lithium battery is overly sensitive, so the current will be cut off as soon as it is large. 2 The battery itself is aged. 3. There is dirt on the metal sheet at the contact point of the battery, which causes poor contact with the power supply.

4 The joint between the battery and the mobile phone is prone to loosening. If, after inspection, it is found that the first two problems are the first two problems, then it must be sent to a specialized repair shop for repair. If the latter two problems are caused by the oxidation of the dirty metal sheet of the battery, the situation will be improved as long as it is wiped clean with a glue stick.

Putting paper or film between the battery and the phone can also solve the problem of poor contact caused by loose batteries.

If there is a problem with the mobile phone, it may be broken, and it must be a miscellaneous mobile phone, so I would like to buy a Nokia welcome.

There are several reasons why the phone will automatically turn off when it is charged:

1. Viruses in mobile phones.

If the phone suddenly and frequently restarts, it is likely that it is a virus. You can use Mobile Security Guard to scan and disinfect your phone and clean it up.

2. There are too many mobile phone installers.

If there are too many mobile phone installers and too many software running at the same time, it is easy to fail to run and restart.

3. Software conflicts.

It may be that the system automatically restarts due to a conflict in installing or upgrading software, so you only need to uninstall the software that caused the conflict.

4. Mobile phone battery contact problem.

Poor contact of the mobile phone battery will also cause the mobile phone to automatically restart, and you can take it to the mobile phone repair office for consultation and help.

5. There is a phenomenon of virtual welding.

There is a virtual soldering phenomenon in the nickel strip inside the battery or the link between the protection plate and the battery cell, which will also lead to unstable power supply and automatic shutdown. It is recommended to replace the battery.

If you are using a vivo phone, you can check the following processing methods:

1. If you have recently installed the software through non-app store channels, it is recommended to uninstall such software and try it. If the program keeps reporting errors, restarting, or fails to boot normally, you can enter safe mode and uninstall the previously installed software to troubleshoot. Safe Mode Entry Exit Method:

During the device boot process, release the power button when the screen displays the vivo nex iQOO logo, wait for about 5 seconds, and then press and hold the "Volume Down button" immediately, and do not release the button before entering the lock screen to enter safe mode. When the operation is complete, restart the device to exit safe mode.

Note: The operation of uninstalling the software will delete the software data, please pay attention to back up the data.

2. Insufficient storage space may cause the device to restart automatically, please enter iButler and free up space through "Space Cleanup" to ensure that the storage space is sufficient.

3. If the above methods cannot be solved, please back up the important data on your mobile phone in advance, and bring your mobile phone to the vivo customer service center for testing and processing.

Go and select your current city to get it.

Tips: It is recommended to bring relevant purchase vouchers (such as: purchase invoice, warranty card, ID card) when you go, and consult the staff of the consulting center in advance to ensure that the staff go again during normal working hours, avoid empty running, and pay attention to safety on the way to and from the service.

Precautions for the use of the equipment:

1. Try to avoid using the equipment in low temperature, high temperature or large temperature difference environment. The device has a built-in temperature protection function, if the temperature is too low, it may trigger low temperature protection, if the temperature is too high, it may trigger thermal protection, and when the temperature is too low or too high, it will automatically shut down or restart.

2. Make sure the device has enough power, and the device will automatically shut down when the power is insufficient.

3. Check whether the buttons of the device are stuck (such as the keys of the protective case and other objects), because pressing and holding the power button and the volume down button for more than 10 seconds at the same time will trigger a forced restart.

4. Check whether the device is set to switch on and off at a timer (enter the settings, search and enter the "timer switch") If the function of switching on and off at a timer is set, the device will automatically turn on and off at a specific time.

5. If the equipment is damaged or liquid ingress will cause unstable operation, you need to bring the equipment to the vivo customer service center for further testing.

The reasons are as follows:

1. The mobile phone is planted with Trojan horses or viruses;

2. The same multi-function software is installed in the mobile phone, which causes the mobile phone to always turn off automatically;

3. The battery is faulty;

4. There is a fault in the mobile phone.

There is no auspicious way to solve it:

1. Conduct a security scan of the mobile phone;

2. Check the software of the sensitive machine;

3. Check whether the mobile phone battery is bulging, aging, etc., and check whether the contact between the mobile phone and the battery is normal and whether it is loose;

4. Bring the mobile phone to the nearest mobile phone repair site or mobile phone service center for testing.