The computer screen will go black after a while, and it s OK to click the mouse, what s going on?

This is a screen saver, and the machine after reinstalling the system generally defaults to screen protection after 20 minutes. You can set this yourself.

Right-click on the desktop Properties Screen saver Power Usage Scenarios Turn off the display.

Inside you can set it up to your liking. I like to set it to 30 minutes. 20 minutes is a bit fast, walk away for a while, and come back to move again. It's a bit annoying. You can also set it to "Never" so that there will be no screensaver.

This has no effect on the computer, but can save power. When you're not in front of the computer for a long time (of course it's the computer, not the human brain, it won't know that you're not in front of the computer, hehe.) Just detect when you are in the time you set and the computer is not doing anything).

The computer will perform a screensaver process. The screen saver is there when you set it to "None", the monitor will go black. It plays a role in saving electricity.

But if you have a screensaver there are others. The corresponding content will be displayed when the screen is saved. It's not a black screen, some people like the "Tropical Fish" saver.

Oh, that's no problem! You're a screensaver for your computer! You can right-click on the "Desktop" blank space - "Properties" - Screensaver", and you can see for yourself.

This is because your computer is automatically set to turn off the monitor, and you can set it up.

See the animation tutorial for details.

It's a screen saver just like a phone.

Designed to protect your computer.

You can set the screen saver by right-clicking on the blank space of the screen Properties Screensaver and waiting for the setting time.

In the power management, you can set the monitor to Never.

Isn't that a screen saver I don't know.

Take win10 as an example.

Causes and workarounds:

The first reason is that you should have set up a screen saver on your computer system.

Solution: Right-click on an empty space on the desktop.

Personalize. Lock screen.

In the bottom right corner, the screensaver.

Screensaver drop-down menu.

Not. The second reason is that the sleep mode is set.

Workaround: Right-click the taskbar.

3.Enter "Power".

4.Click Power & Sleep Settings.

5.Scroll down the time in the screen and sleep selection boxes and select "Never" at the very bottom.

The above is set up. Close all windows. After that, your computer won't go to the black screen.

Resolved through the Task Manager1. After such a black screen appears, press the keyboard shortcut Ctrl+Alt+del at the same time, and an operation interface will appear.

2. On the interface that appears, click Launch Task Manager.

3. After the task manager pops up, we click on the file option to open Run New Task.

4. Enter, then OK. It will be ready to use in a few seconds.

Windows Task Manager provides information about your computer's performance and displays details of the programs and processes running on your computer; If you're connected to a network, you can also view the status of your network and quickly understand how it's working. Its user interface provides six menu items: File, Options, View, Window, Shutdown, and Help.

There are also five tabs under it, such as application, process, performance, networking, users, etc., and the bottom of the window is the status bar, from which you can view the number of processes in the current system, CPU usage ratio, changed memory "capacity and other data", the system automatically updates the data every two seconds under the default setting, or you can click the "View Update Speed" menu to reset it.

The system screen is black when booting up, but the mouse pointer is displayed, which is an operating system problem.

The reason for this is that the program responsible for displaying the desktop does not start properly for some reason.

You can press the key combination Ctrl+Alt+Del to manually bring up the task manager, create a new task and run the program, and the desktop can be displayed.

However, in order to solve the problem once and for all, it is generally recommended to reinstall the system.

1. Press Ctrl+Shift+ESC on the keyboard, then you will enter the task manager, click the file in the upper left corner of the manager.

2. Select New Run in the file, enter :: in the open box, and then click OK, you will find that the computer has entered the screen. It's no longer a black screen state.

Method 2: 1. Press the restart button on the computer, and then press and hold F8 on the keyboard.

2. Press the arrow keys on the keyboard to select the first option in the security mode in Figure 2.

3. After entering the desktop, click on the control panel in Figure 1 and select Uninstall in Figure 2.

4. Then right-click to uninstall the recently installed software, then click on the lower left corner and select Restart, and the computer will enter the desktop instead of displaying the mouse.

[Cause Analysis]:

A black screen is a common phenomenon, especially on older computers or builds. There are many reasons for the failure of a computer's black screen, such as a damaged monitor, a damaged motherboard, a damaged graphics card, a bad contact of the graphics card, a damaged power supply, a damaged CPU, and a high temperature of components.

Solution]:

1 (1) If the mouse and keyboard light is not on, you can turn off the power cord of the host, press the power switch on the host 10 times in a row, and release the static electricity to try. If you have experience in opening the chassis and replugging the memory module, this kind of problem can basically be judged to be a problem with the motherboard and memory, especially the brand machine; If the motherboard and memory do not have normal self-check, you can usually re-insert and remove the memory module to solve the problem, but if this problem occurs repeatedly, it is recommended to contact the repair point or after-sales maintenance.

2) If the mouse and keyboard light is on, you can plug and unplug the monitor data cable and power cable to troubleshoot, if there is a sound into the system, the monitor is not displayed, you can also test it by replacing the method (the display is connected to other hosts), it is not ruled out that the display is faulty, first check the display interface and the display cable connecting the graphics card after the chassis is prepared.

2 It is recommended that you contact the after-sales service or computer maintenance place to test, or you can choose a nearby merchant to rescue and deal with the situation in 360 computer rescue.

Use a screwdriver to twist the screws off. It's a hardware issue, and it's fine to reinstall it.

The notebook has a socket for memory sticks on the back of the fuselage, use the eraser to turn on the metal contact, press enter or F8 to enter the engineering mode, and then configure the last correct boot in the engineering mode, and then take out the memory. It's a software issue, and then it just opens naturally.

The laptop black screen only has a mouse, and the laptop boots only a mouse, how to solve it.

windows

System file. Lost, unable to enter the system, reinstalled or.

Restore the system. It should work out.

Hello, 1Press Ctrl+Shift+Esc on the keyboard, then you will enter the Task Manager, click on the file in the upper left corner of the Manager.

2.Select New Run in the file, enter in the Open box, and click OK, and you will find that the computer has entered the screen. It's no longer a black screen state.

I'm honored to help you, if you are satisfied with my answer, please click on the "I want to rate" in the lower left corner to give a thumbs up [give you a little heart] [give you a little heart] [give you a little heart] [give you a little heart] [give you a little heart] [give you a little heart] Finally, I wish you a happy life.

Hello question. I've tried all of these, but it didn't work.

The computer resolution is set too high, the monitor screen is black, because the screen is black, and you can't find a place to reset the resolution, in this case, the solution is as follows:

Operating Equipment: Dell laptops.

Operating system: win10

Operating procedure: Safe mode.

1. Turn off the computer and restart it, as shown below.

2. Quickly press F8, as shown below.

<>4. Finally, click the right-click desktop, screen resolution, and modify the resolution, as shown below.

In Power Management, set the laptop to automatically turn off the monitor.

Turn off the laptop screen by right-clicking on the power icon in the bottom right corner of the screen and selecting "Power Options" to enter the power options settings window. (The settings window can also be opened via "Control Panel Power Options"), and then click "Select the time to turn off the monitor", as shown in the following figure

After clicking, a new window will pop up, in which you can choose: If you use the laptop battery, when no one is operating the laptop, how long will it take to automatically turn off the monitor (that is, turn off the screen), you can set it as you like, I set it here to 5 minutes.

Hello Control Panel - Power Options - There are change settings in it, just go to ** settings.

Change the power settings a bit.

Change the time to turn off the monitor less.

That's it.

That's hibernation. After a few minutes of not moving the mouse, it turns black. on the computer. Control panel. System. You can find it in the battery options, and it's good to set it for a long time.

You can press the win+l key, and the win key is the one with a small flag.

Power Management Mobile and portable, standby time of one minute.