How to solve the problem that the mobile phone does not show the desktop when it is turned on

There is no icon on the desktop after booting, and after running, the desktop icon appears, but after restarting the system, the desktop has no icon, and after running again, the desktop appears icon, what is the reason?

Desktop Right-click click on the arrangement icon Click on the display desktop icon.

Right-click on the desktop "Properties" desktop items There is a "Custom Desktop" at the bottom left to enter the settings, tick the desktop items you need, and then OK.

Press Ctrl first

Altdel three-click to open Task Manager, (if you can't open Task Manager, you'd better redo the system). In the Task Manager, click "File" - New Task". In the Create New Task tab that pops up, in Run enter:

Then click OK.

or press Ctrl

Aitdel, select Task Manager, click File - New Task - Browse, select C: Run under Windows.

Right-click on the taskbar, Properties, click Toolbar, and select Quick Launch.

If that doesn't work, open the Notepad program and enter the following:

shell]

command=2

iconfile=,3

taskbar]

command=toggledesktop

Then save this file as: "show."

You must confirm that the file name is the same as in double quotes. Then put the show that keeps it

Copy files to: "C: documents."

data\microsoft\internet

explorer\quick

launch". Among them you need to replace the "username" with the username you need to restore the "Show Desktop" button.

If it doesn't work, it may be that your system files are corrupted, and the desktop startup items are missing, it is recommended to install the system from the new!

shell]

command=2

iconfile=,3

taskbar]

command=toggledesktop

When saving, set the file name to "Show desktop." scf" and drag it to the Quick Launch bar.

Dear Samsung users:

If the mobile phone cannot enter the system page after booting up, and the screen is stuck or frozen, it is recommended to:

1.Please press and hold the power button and the down volume button at the same time for more than 7 seconds to restart the device; If it is a mobile phone with a removable battery, please press and hold the power button for 8-10 seconds to restart the machine, if it does not work, please turn off the battery and reinsert it.

2.If the problem persists after restarting the machine, it is recommended that you bring the purchase receipt, repair card, and machine to the Samsung service center for inspection.

Note: If the machine can be turned on normally after following step 1, it is recommended that you optimize your phone as follows:

1.Settings - About Phone - System Update - Update, check if there is a system update push, upgrade the phone to the latest version.

2.If your phone supports Smart Manager or Memory Manager, it is recommended to close applications that do not need to run automatically (it is recommended to set the auto-start of instant messaging apps such as WeChat and QQ to "On").

Method 1: You can press and hold the power button for 15 seconds to restart the phone, if it is normal after booting, you can try to clean up the phone's memory to ensure that the background runs smoothly. If the screen is still black, you can send it to a professional repair shop for repair.

Method 3: If the phone still fails to turn on after multiple attempts, or the screen is still black after turning on, you can contact the local after-sales service for inspection and maintenance.

The reason for the black screen of the phone may be:

1. It may be because there is a vulnerability in the system, you need to wait for the system to update, or go to the after-sales office to return the system to the stable version.

2. It is also possible that the memory of the mobile phone occupies too much, the memory space is full, and the running software is too much and causes a crash.

3. The latest installed software and the system are incompatible and cause the phone to be black, just uninstall the software.

The phone can be turned on, but the screen is not displayed, what should I do?

Good morning. First of all, it is a great honor to have you and ask questions.

The phone you proposed turns on, but the screen doesn't show up. There are many reasons for this failure. The first aspect is to check if there is a problem with your phone's screen.

Well, it's time to replace the phone screen. Recall that your phone screen has been hit by water or external forces? If you don't go to school, it's a problem with the hardware of your phone.

There is also a problem, that is, the wiring between the mobile phone screen and the mobile phone motherboard. Both of his hardware have to be connected through a cable arrangement. Loose cable socket will also cause the mobile phone screen not to be displayed.

You can also take a look at the sound of the mobile phone, and whether the sound output can be used normally? There is no problem with the sound, and then the phone can be turned on normally. Then rule out the other faults.

That is to say, it is enough to detect the phone screen alone.

Check whether the mobile phone screen is faulty, and you can find a maintenance master to check the screen situation.

The screen will light up after the phone is turned on, but the reasons why the screen cannot be displayed are:

1. The boot line is abnormal: use an external power supply to supply power to the mobile phone, use the electric meter to detect whether the indication has changed, if there is no change, it is likely that the boot line is broken or the boot button is not in good contact.

2. The power supply circuit of the battery is abnormal: use the external interface to supply power to the mobile phone, and see if it returns to normal when it is turned on.

3. The IC of the mobile phone power supply is abnormal: test the test point of the peripheral circuit of the power supply IC according to the schematic diagram of the chamber circuit to see if the test value is normal.

4. The system clock and reset of the mobile phone are abnormal: you can use the dual total oscilloscope to detect the CPU power supply of the mobile phone to check whether the waveform in the reset is correct.

Daily maintenance method of mobile phone screen:

1. The screen should not be wet

In life, I am always accustomed to never leaving my mobile phone at any time, including when I wash up in the morning, my mobile phone is next to it, and I always have my hands when I am wet.

The presence of water on the screen can cause a conductive layer to form, which causes the screen to drift. Therefore, it is highly recommended that you pay attention to these details in your life, in case there is water on the screen, it is recommended to dry it with paper as soon as possible, and it is recommended to dry your hands when your palms are sweaty before using your mobile phone.

2. Avoid static electricity

The electrostatic electrode is easy to penetrate the capacitive screen, although the glass on the surface of the mobile phone screen has undergone a certain antistatic treatment, it does not mean that it can withstand the static electricity of the human body.

Hello, the phone can be turned on, but the screen is not displayed, the solution is as follows:

The mobile phone can be turned on normally, and the screen does not have any display, which is caused by the failure of the screen or cable.

In this case, it is only recommended that the user bring the mobile phone, invoice, and warranty card to the local brand customer service for testing. Zen Chain.

When the customer service explains the situation, the engineer will detect the mobile phone to find out the cause of the failure and will congratulate the user.

If the mobile phone is under warranty and it is a natural fault, the after-sales service is responsible for the warranty.

If it is out of warranty or caused by a man-made fault, then you can only pay for repairs.

1If you find that the mobile phone screen is not displayed, you should immediately check whether the mobile phone is still within the warranty period, if it is still there, it is recommended to take it for repair, this kind of situation is generally caused by the internal hardware is broken.

2.If you find that the mobile phone is not within the repair period, if you know a little about electronics, you can remove the back cover of the mobile phone, reconnect it according to the typesetting of the mobile phone, and try to see if it can be displayed.

See if it's a screen problem, a cable problem, or a cable dock problem.

Hello, the phone can be turned on, the screen does not show that the cable is not broken, or the mobile phone screen, or the motherboard is broken, only through detection can we know that the mobile phone is because of the black screen caused by the failure there.

The mobile phone cable is connected to the motherboard and the mobile phone screen, generally when there is a problem, the mobile phone will appear blurred screen, no display, keyboard failure, etc., such faults need to be checked on the mobile phone cable, to determine whether the cable is because of loose contacts, or because of fractures and other problems, generally disassemble the mobile phone to replace the problem can solve the problem.

If the problem with the motherboard of the mobile phone does not display, then you have to use a multimeter.

Test whether the resistance value at the connection and the IC power supply of the screen are normal, and the LED light behind the screen.

It is a high-voltage power supply, and the voltage of the mobile phone's battery cannot meet its highlight, so the boost IC. It's not that there is no display, but that you can't see it without a backlight. This also requires a professional to carry out an overhaul to confirm.

If you know how to do it yourself, then you can find the mobile phone drawings by yourself, and then test the parts and weld them with a soldering iron.

Just try to repair it.

In fact, the easiest way is to turn off the phone and stand for about ten minutes, and then turn on the phone to see if it is normal, if you still can't light up the screen, then press and hold the phone power button + volume key according to the way the phone enters the restoration system to enter the operation interface, if this can be displayed, then it is most likely not a hardware problem of the mobile phone, but a system problem, the solution is very simple, that is, continue to operate and restore the factory settings.

If you are using a vivo phone, the device vibrates when you press the power button to turn on or force restart, and the screen will not be displayed.

If the device vibrates but the screen is still black, it is more likely that the screen is faulty, please bring the device to the service center for further maintenance.

Force Restart Method:

Tablet, FunTouch OS and subsequent 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 previous models: Press and hold the "Power Button" for more than 12 seconds.

It may be that the inner screen is damaged, or the lead is broken. It is recommended to go to a service center for testing.

It may be that the inner screen is damaged, or the lead is broken.

Summary. What to do if the phone screen does not display.

1. The phone screen is black due to incompatibility or bugs, which is generally an abnormality after the phone has installed an application that is incompatible with the system or the application has been updated to an abnormality, just force quit the application and uninstall the application to restore the screen display (the smartphone can slide back to the main page of the system from the bottom of the screen and then delete it).

2. In addition to the application itself, the black screen caused by system bugs also often occurs. You can upgrade your phone to the latest version by going to System Settings, System Update, or downgrading your phone to a stable old version using the flashing package.

3. If the mobile phone is loaded with an overloaded application, the mobile phone may have a black screen caused by untimely response or stop responding, and it can only be restored by pressing and holding the power button of the mobile phone to restart (in this case, it is recommended to change the mobile phone to a new mobile phone to ensure that the application can run smoothly).

4. If the above reasons are ruled out and the phone screen does not respond after restarting, it means that the screen has poor cable contact and the screen is damaged.

The phone can be turned on, but the screen is not displayed, what should I do?

What to do if the phone screen does not display. 1. The phone screen is black due to incompatibility or bugs, which is generally an abnormality after the phone has installed an application that is incompatible with the system or the application has been updated to an abnormality, just force quit the application and uninstall the application to restore the screen display (the smartphone can slide back to the main page of the system from the bottom of the screen and then delete it). 2. In addition to the application itself, the black screen caused by system bugs also often occurs.

You can upgrade your phone to the latest version by going to System Settings, System Update, or downgrading your phone to a stable old version using the flashing package. 3. The lack of performance of the mobile phone leads to the black screen of the mobile phone, if the mobile phone is loaded with an overloaded application, the mobile phone may appear to be blind due to the untimely response or stop responding, which machine black screen, generally can only be restored by pressing and holding the mobile phone power and restarting the key (in this case, it is recommended to change the mobile phone to ensure that the application can run smoothly). 4. If the above reasons are ruled out and the mobile phone screen does not respond after restarting, it means that the screen has poor wire contact and the screen is damaged.

Hope the above answers can help you! Thanks for your support!

If your phone can be turned on and the screen is not displayed, it is likely that the outside of the screen is a little damaged, and there are other applications set up in the settings, you can go to see if the phone has been bought for a long time, it may be about to break, you can go to the store to repair it.