What should I do if I can t turn on the phone according to the method you said?

There are many factors that the mobile phone cannot be turned on, and the battery, mobile phone software, and hardware will cause this kind of failure to turn on. We recommend trying the following:

1.Please do it again: press and hold the power button to check whether you can enter the boot interface.

2.If you can enter the boot interface, but your phone cannot enter the home page, please restart your phone to try. The steps are as follows:

Press and hold the power button and the down volume button at the same time for more than 7 seconds to restart the device (Note: Some models need to press and hold the power button for 8-10 seconds to restart the phone).

If the problem persists, it is recommended that you bring the purchase invoice, warranty card and mobile phone to the local Samsung service center for professional engineers to help you test.

3.If you press and hold the power button to enter the boot interface, check whether the battery is too low, please connect the phone to the original charger and charge it for a period of time before turning it on. If it still does not turn on after a few minutes of charging, it is recommended that you bring the purchase invoice, warranty card and mobile phone to the local Samsung service center for professional engineers to help you test.

If the phone cannot be turned on, caused by third-party software, system failure or battery and other accessory failure, it is recommended to try the following operations

1. The battery has no power or is insufficient, please charge it for half an hour and then press the power button to see if it can be turned on;

2. If the contact between the battery and the mobile phone is not loose, take out the battery and use a cotton swab to wipe the battery contacts (removable battery mobile phone);

3. If conditions permit, replace the charger, data cable and battery (detachable mobile phone) and turn on the device after charging for half an hour;

If none of the above methods can solve your problem, please bring the purchase invoice, warranty card and mobile phone to the nearest OPPO customer service center for testing and processing.

If the phone does not turn on due to a crash or liquid ingress, it is recommended to bring your mobile phone to the vivo customer service center for processing.

If the screen does not turn on when the device is turned on, the phone does not vibrate and other reactions:

1. Check whether the power is sufficient, use the original charger and data cable to charge for more than half an hour, and try to turn on the machine again;

2. If the keys of the mobile phone are stuck, broken or liquid, please bring the mobile phone to the vivo customer service center for further maintenance.

If the phone screen is on but you can't enter the desktop:

1. You can try to force restart the device to resume use;

Ways to restart your phone:

1) Press and hold the power button of the mobile phone to pop up the "Restart" option to turn it off;

2) Slide down at the top of the mobile phone screen to bring up the shortcut details page twice The bottom of the screen slides up to enter the control center, and click the "Shutdown and Restart" switch;

3) Force restart the phone (it is recommended to use it when the phone is frozen or stuck).

FunTouch OS and later models: Press and hold the "Power button" + "Volume Down button" at the same time for more than 10 seconds;

Press and hold the top round button for more than 10 seconds to force restart the phone (applicable to NEX 3 NEX 3S);

FunTouch OS Models with Flush System: Press and hold the "Power Button" for more than 12 seconds.

2. Try to repair the system through the "System Repair Mode" as follows:

Step 1: When the phone is turned off or restarted, press and hold the "Power Button" and "Volume Up Button" at the same time for 10 seconds before the screen turns on, until the screen displays the word fastboot and then releases the button;

Step 2: Press the volume down button to move the cursor to "Enter Recovery", press the power button to confirm the entry, until the screen displays the word recovery, and the device has entered recovery mode.

Step 3: Select "Install System Software Judgment" on the Recovery mode page, and then select "Update the latest version online" to repair the system according to the prompts.

If the phone vibrates when turned on but the screen does not light up:

When the phone vibrates when you press the power button to turn on or force restart, but the screen does not display the screen and the screen is still black, it is more likely that the screen is faulty, please bring the phone to the vivo customer service center for further maintenance.

Solution: Restart the computer, when you boot to the system login interface, press and hold the Ctrl+Alt key at the same time, and then click the del key twice, a new login interface will appear, enter the "administrator" password at the user name is empty, press enter to log in, after logging in, open the control panel and select User Account Change Account Click on the original "Account Name" Change the password of my vertical family Enter a new password, enter the new password again, and then click the "Change Password" button.

Precautions for the use of notebooks:

1. During the boot and operation of the notebook, if our notebook is not a solid state drive, then we must not vigorously vibrate the notebook, in order to reduce the damage to the hard disk, we are generally fixed there, if you want to move the notebook, turn off the notebook first and then move.

2. During the boot and use of the notebook, there is no sudden forced shutdown, that is, the notebook power switch is forced to press the notebook power switch or pull out the battery or power supply to shut down the notebook, which is easy to damage the notebook.

3. If the notebook has an external power cord for a long time, then in order to protect our laptop battery, we generally have to remove the battery, and then directly connect the external power supply, and the battery is generally taken out every 2 months to use, and then charged to about 80% can be stored again.

4. If the notebook is used less, take it out at least every 3 or 4 days and let the notebook run it, which can prevent the notebook from being damp and damaging the notebook motherboard.

5. For long-term use of notebooks, it is recommended to take them to the computer repair shop every 1 year or so to clean the ashes, which can prolong the service life of the notebook, because when there is too much dust, it will make our notes have poor heat dissipation, or the circuit is short-circuited, so that we can not use the notebook normally.

How to reinstall the system on the computer, I will teach you how to install the system.

How do I reinstall my computer? This problem is placed today, Xiaobai can easily help you solve it, quickly, safely, and help you install the system with one click.

1. Preparation before installation.

2. A computer with normal Internet access.

2. Precautions for installation.

1. Before installation, please make sure that the computer has at least 2 drive letters, and the local disk except the system disk needs to have more than 8G space and the disk format is NTFS format.

2. Please make sure that the system C disk data is backed up.

3. Please close the anti-virus software before installation.

3. Installation ideas (take win10 system as an example).

Fourth, the installation steps.

2. Wait for the local environment to be detected, the selection system interface appears, we can select the system that needs to be installed, click Install this system, as shown in the figure below

6. After the computer restarts, it enters the boot option interface, and after 10 seconds, it will automatically enter the PE system installation interface, or manually click to enter, as shown in the figure below

7. It takes a few minutes to enter the loading time of the PE system, and after the loading is completed, the Xiaobai installation tool will automatically start to install, as shown in the figure below

8. It is not recommended to operate the computer during the installation to avoid installation failure, as shown in the figure below

9. After the installation is completed, it will prompt that the installation is successful, and it will automatically restart after 10 seconds, or manually click Restart Now, as shown in the figure below

10. After the computer restarts, the final system settings will begin, and the computer will be automatically restarted many times during the period, please don't worry, as shown in the figure below

11. After the final installation is completed, it will automatically enter the system, and the new win10 system can be used with confidence, as shown below:

Almighty restart, press F8 the moment the reboot screen lights up, select safe mode, and then restart after entering the system normally.

There are many reasons why you can't turn on the machine, you need to check them one by one, you can charge it for half an hour first, try to see if it can be turned on, if it can't be turned on, it may be a hardware or software problem, and you need to take it to a repair shop to test.

Take it to a physical store to fix it, or just get a new one.

Regarding the above mobile phone problems, it is recommended to go to the mobile phone repair shop, try it, flash the solution, and see if it can be turned on normallyIf after the above flashing process, if it still can't be turned on normally,