Samsung A7 phone frozen, how to restart?

1. How to force the mobile phone to shut down:

Press and hold the volume up key and the power button at the same time for ten seconds. After the phone vibrates three times, release these two buttons and the phone will automatically power off.

Second, the mobile phone crash handling method:

Cause of failure: too many programs running in the background occupy too much running memory, resulting in system freeze and crash; viruses in mobile phones; Your phone has too much data stored or too many programs installed.

Solution: Exit some programs running in the background, and develop the habit of exiting the running program by returning or exiting the virtual button; Install anti-virus software to prevent anti-virus; Delete and uninstall some infrequently used data and programs, or transfer some programs to a memory card.

According to your description, press the power button and the down volume button at the same time for more than 7 seconds to restart the attempt.

Press and hold the power button of the tablet for 8-10 seconds to restart the machine.

You're talking about a stuck screen, right? It's a crash.,Long press the volume button on +home+power,Enter recovery and then restart to try,If the phenomenon of crash occurs frequently,Then it should be a system problem,You can consider restoring the factory settings,Or choose Shuangqing in recovery to solve。

Based on your description, it is recommended that you try the following:

1.Charge with a cable charge for a while and try to turn it on, or replace a phone battery of the same model.

2.Take out the SIM card and SD card at the same time and try to power on again.

3.If the issue persists, it may also be related to third-party software that you have installed yourself**. When you see the "Samsung" logo icon when you reboot the device, press and hold the [Volume Down Button] until the word "Safe Mode" appears in the lower left corner of the screen, then let go, enter the settings and uninstall some self-** apps, then turn off the computer and try to reboot it.

4.If you are still careful not to boot the app after uninstalling it, you can follow the above methods to enter the "safe mode" and back up your data.

Samsung A7 mobile phone can not be charged when it is turned on, it is recommended to try it according to the following operation method:

1.Some machine batteries are removable, it is recommended to turn off the machine and take out the battery, 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.Use the original charger to connect to the home power source for charging.

3.Replace the power outlet, try or change a data cable to connect to the charger for charging.

4.If the phone battery supports disassembly, it is recommended to replace the battery or use the cradle to charge it.

5.If the phone can be used 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.

Hello dear Samsung users:

The occurrence of smart phone failures can be affected by many factors. For example, third-party software conflicts, viruses, excessive cache usage, hardware and other problems will cause crashes. It is recommended that you:

1.If it still can't be turned off, you need to send your phone to the service center for processing, if it can be turned off, you can continue to operate the following steps.

2.If an external SD card is inserted into the body, take it out for testing. Ruled out the poor performance of the SD card.

3.Test the third-party software that was operated before the crash to rule out the third-party software that is incompatible with the phone and cause the crash.

4.Back up your phone's important data and restore it to factory settings.

If the fault persists, it is recommended that you bring the machine, purchase invoice, and warranty card to the nearest Samsung service center for testing and repair.

It is recommended that you apply for "appointment to store" on Samsung's official website to enjoy priority repair services

After the appointment is successful, please bring your machine, invoice and warranty card to the service center where you made the appointment on time.

Press and hold the power off button and the volume down button at the same time for 5 seconds.

Note: On the right side of the fuselage is the power button.

In addition, if you can't turn off the Samsung A7 by pressing and holding the power button, then you can only wait until the phone runs out of power and automatically shuts down, and then charge it, and then turn it on.

The Samsung A7 is designed with a non-removable battery, which can be powered off and restarted via the power button.

The specific method is as follows: No matter if your phone does not respond to any interface in the task, press and hold the [Power Button] for more than 5 seconds and do not let go, the Samsung A7 will be forced to shut down. If you need to start it again, press and hold the [Power Button] again.

It is recommended to press the power button + volume up button to enter the recovery mode, select wipe data factory reset to restore the factory settings, so that restarting the phone after processing should be solved.

Press and hold the power button for five to ten seconds.

Remove the battery and install it back on power.

If your phone has a built-in battery, press and hold the power button and the down volume button at the same time for at least 7 seconds to restart the device.

If the phone battery supports removal, remove the phone battery and reinstall it, and press and hold the phone power button for 8-10 seconds to restart the machine.

If you can't restart your device, take your phone to a Samsung service center for checking.

Possible reasons for black screen on Samsung phone:

Check whether the battery is too low: Connect the phone to the original charger and charge it for a period of time and then turn it on.

Some phone batteries are removable, it is recommended to reinstall the battery and turn it on again.

The phone screen is malfunctioning and cannot be displayed properly.

The mobile phone screen cable is short-circuited or caused by poor contact.

Samsung phone black screen solution:

Replace the phone battery of the same model.

Send your phone to a service center for testing.

Remove the battery and clean the battery metal contacts with an eraser.

Take out the SIM card and SD card at the same time, and then press the power button for more than 10 seconds to test whether it can be turned on.