What happens if you are performing an important task and suddenly your computer screen starts to blink? Yes, flickering screens is one of the common problems we encounter. This is not only a problem, but also an extremely annoying one. Did you know it can cause some health problems, such as headaches and eye strain? Don’t worry, we’ll show you how to fix a flickering computer screen quickly and effectively.
1. Take the basic test first
Finding a solution to any problem often starts with understanding the source of the problem. First, you need to determine what could be the cause of the flashing screen error. To do this, open Task Manager using the key combination Ctrl + Shift + Esc. Or right click the taskbar and select Task Manager. You do not really need to use Task ManagerBut you need to open it.
There are 2 cases:
– If Task Manager does not blink, an application may be the cause of the error.
– If Task Manager blinks, the screen driver may be the reason behind the problem.
2. Fix computer screen blinking error
2.1. Screen flicker due to an application
Microsoft has detected three apps that are causing flicker screens, Norton AntiVirus, iCloud, and IDT Audio. Think about whether you installed any of these new software before a flickering screen error occurred.
In the case of Norton AntiVirus, the problem was recognized by Symantec and they released a specific fix for it. If you are using Norton, visit their official website and follow the instructions there to solve the problem. You also need to ensure the latest version for all 3 applications. Can update in the app itself or go to the corresponding official website and download the latest update.
If that doesn’t work, consider uninstalling the software. To do that, press the key combination Windows + I to open Settings. There, you click on Apps to display the list of all applications in the system. Find the culprit, click on it and select Uninstall. You may need to reboot the system for the changes to take effect.
2.2. Screen flicker due to monitor driver
The monitor driver may be the cause of the flashing screen error. If so, make sure you are running the correct driver version.
– Remove Driver
First, enter Safe Mode by pressing the key combination Windows + I to open Settings. Choose Update & Security> Recovery. Under Advanced start-up, you click Restart now.
When your system reboots, you choose Troubleshoot> Advanced options> Startup settings> Restart. When restarting again you click on option number 5 to boot the computer into the mode Safe Mode with Networking.
Next, press the key combination Windows + X and click on Device Manager. Click on the arrow next to it Display drivers to expand the category. Right-click on the graphics card, select Uninstall device, tick the option Delete the driver for this device and press Ok, got it. Restart the computer again.
– Install new Driver
Now you need to update the latest driver for the system. Windows Update will provide the latest driver version that it thinks is compatible with your system. To do this, press the key combination Windows + I and go to Update & Security> Windows Update> Check for updates. Download the driver, install and check to see if the problem is solved or not.
– Return to the old driver
If the problem persists, it may be that the latest driver didn’t fix the problem. If the screen flickers still occur after updating the driver, try returning to the earlier version. Follow the steps above to uninstall the driver, then go to the AMD, NVIDIA or Intel website and select the older driver version to see if any of them fixes the issue. . Refer How to update the VGA driver for computer screens here.
2.3. Create a new user profile
If you are using Windows 10, then many Windows 10 errors are often solved by creating a new user profile and this method can be effective for flashing screen errors.
To create a new user profile, press the key combination Windows + I and choose Accounts> Family & other people> Add someone else to this PC. Then follow the instructions.
Hopefully, the above methods will help you diagnose and solve the problem. If you are unable to find the exact cause of the problem, it is best to contact a technician for help. You may not notice it sometimes, but your screen may be so old it can cause this annoying flickering error. In addition, if you encounter the phenomenon of the computer being rotated 180 degrees, please refer to the way fix computer screen backwards here.