Causes and solutions when laptop screen is shaking

Suddenly one fine day, the laptop screen jerked intermittently, flashing continuously. So what is the cause and effective solution in this situation?

Suddenly one fine day, your laptop screen is intermittently jerking, flashing continuously or the signal is unstable. This will seriously affect the user's eyes if they have to work in front of the computer for a long time. So what are the causes and effective solutions when the laptop screen is jerking ? In the article below, TipsMake will help you find the answers to these questions.

1. Main reasons why laptop screen keeps flickering

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Some of the leading causes of laptop screen flickering include:

1.1. The application is not compatible with the laptop screen

Everyone's laptop comes with a variety of applications and programs installed. In many cases, the graphics settings of some applications may not be compatible with the laptop, resulting in the laptop screen stuttering or flickering continuously.

To find out if an incompatible application is the reason why your laptop screen is flickering, follow these steps:

Step 1. Press CTRL + ALT + DEL and select Task Manager .

Step 2: In the new window that appears, check to see if the laptop screen is flickering or jerking. If everything on the laptop screen is flickering or jerking except the Task Manager window, there is definitely an incompatible application on the computer.

Step 3. If the Task Manager window is also flickering or stuttering, it is possible that your computer is experiencing some other problems.

1.2. The laptop's video card driver is old.

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The driver of the video card and laptop display screen if too old is also one of the reasons why the screen flickers or jerks continuously. To check if the updates on the system have been fully installed or not, follow these steps:

Step 1: Go to Start -> Settings -> Updates & Security -> Windows Update .

Step 2: If the laptop has scanned for recent updates, people can see a list of pending installations and the names of programs, extensions, or drivers that need to be updated immediately.

Step 3: If the automatic scan is not complete, you can click Check for updates to scan the operating system and hardware. From there, you can find the necessary updates.

Step 4: Click on the Download and install now button and let your laptop do the rest.

1.3. The laptop cable is loose or damaged

Laptops are designed as a flip-top and frequent, improper opening and closing can cause the cable connecting the body to the screen to loosen. Or even break over time. This is also one of the main reasons why the laptop screen flickers or jerks continuously.

To check if the problem is caused by the cable, lower and raise your laptop screen several times. From there, everyone will know if the screen is shaking or flashing is related to movement or not.

If only certain corners of the laptop screen flicker or jerk, but other areas do not, the cause of this phenomenon is a faulty internal wiring. In addition, a loose or damaged inverter, screen cable or backlight can also be the cause of this error.

1.4. The screen refresh rate is incorrect

Just like the error of the laptop screen being noisy, having mosquitoes, it is very possible that the laptop screen is jerky, flashing, shaking due to the incorrect scanning frequency of the screen. First, you must check whether the scanning frequency of the screen is correct or not. According to the conventions, the scanning frequency of the screen is in the range of 50, 60, 70, 75Hz depending on the type of screen.

2. How to effectively fix the problem of laptop screen constantly shaking

Below are some ways to fix the phenomenon of laptop screen shaking or flashing continuously that you should refer to:

2.1. Update laptop screen driver card

To update your laptop's display driver properly, you need to boot your computer into Safe Mode. Then, you can uninstall the current driver and video card and check for the latest updates. The process of updating your laptop's display driver consists of three parts as follows:

Boot laptop into Safe Mode

Step 1: Go to Start -> Settings -> Updates & Security -> Recovery on the left sidebar.

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Step 2: Under the Advanced startup box in the right frame, click the Restart now button to fix the blue Troubleshoot problem.

Step 3: Select Advanced options -> Startup Settings -> Restart .

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Step 4: After the laptop restarts, press button number 4 to select option number 4 or press F4 to turn on Safe Mode.

Remove the current laptop screen driver

Step 1:  Right-click on  This PC  and select  Manage .

Step 2: When the Device Manager window appears, open the Display adapters section to display the names of the display devices currently on the laptop.

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Step 3: Right-click on the displayed device name -> Uninstall device .

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Step 4: Click the Delete the driver software for this device option in the displayed dialog box -> Uninstall .

Step 5: Restart your laptop.

Reinstall laptop screen driver

Step 1: Go to Start -> Settings -> Updates & Security .

Step 2: Under the Windows Update box in the right frame, click the Check for updates button to download and install system updates, including the latest laptop screen driver.

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2.2. Download the latest laptop screen driver from the manufacturer

Windows 10 is capable of automatically updating necessary fixes, patches, and drivers for laptops by default. However, some important laptop screen drivers are sometimes still missing.

If the laptop screen is shaking or flashing continuously, the driver may be outdated and if you are not sure about the manufacturer, you can check as follows:

Step 1: Right-click on the Start bar -> Run then enter dxdiag in the blank box -> OK .

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Step 2: Select the Display tab in the DirectX Diagnostic Tool  window .

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Step 3: You will see the name, device type, manufacturer and all other relevant display information here.

With the device name and manufacturer information, you will know exactly where to find, download and update the display driver directly. Most laptops will be supported by driver manufacturers such as Intel, NVIDIA and AMD. Manufacturers will have dedicated pages for updates and downloads compatible with each model of the machine.

2.5. Turn off Desktop Window Manager

Desktop Window Manager is the manager of all the visual effects on the desktop and features that support high-resolution laptop screens. However, Desktop Window Manager can still be responsible for the cause of the computer screen shaking or flickering. Here's how to disable Desktop Window Manager:

Step 1: Right-click on the Start bar -> Run. Then, enter the phrase services.msc in the blank box -> OK.

Step 2: In the new Services window that appears, right-click on the Desktop Window Manager Session Manager box -> Stop.

Step 3: Continue to right-click on Desktop Window Manager Session Manager -> Properties.

Step 4: Select the General tab in the new dialog box, then change the option in the Start-up type box to Disabled -> OK.

Through the above article,   Hoang Ha Computer  hopes that you have known the cause and effective solution when the laptop screen is shaking or flashing continuously. If you have tried the above methods but the screen is still shaking or flashing, please bring your laptop to a professional repair shop. If you know any other way to improve the above errors, please share with TipsMake through the comments below this article.

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