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In today’s technology-driven world, laptops have become an essential tool for work, communication, and entertainment. However, encountering issues with these devices can be frustrating, especially when the laptop screen suddenly turns dark. A dark laptop screen can be caused by various factors, ranging from simple settings adjustments to more complex hardware malfunctions. Fortunately, there are a few easy and common solutions that can help resolve this issue and bring your laptop screen back to life. By understanding the easiest cause and solution for a dark laptop screen, you can quickly and efficiently troubleshoot this problem and get back to enjoying a fully functioning device.
For laptop users, a dark screen is one of the situations that directly affects your work and entertainment. Let’s find out the simplest ways to adjust the display quality for your laptop with hpic.edu.vn!
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Harm when using a dark laptop screen. Do not have enough light
When working with a computer with a screen that is not bright enough, people often focus more heavily to see clearly, leading to less blinking, causing dry eyes , watery eyes or burning sensation.
After many hours of sitting at the computer, the muscles of the eyes will be tired, leading to eye fatigue , loss of ability to focus.
The radiation from the laptop screen has the potential to cause long-term insomnia . This is because it emits light called blue light that inhibits the production of the sleep hormone melatonin and disrupts your circadian rhythm.
When the body is in radiation for a long time, the brain’s defenses will lose their effectiveness, leading to neurological diseases and brain diseases such as severe memory loss , Parkinson’s disease and an increased risk of fibroids. hard .
Causes and ways to fix the laptop screen is dark
Your laptop is in Power Saving Mode
Because you installed it before, or because this mode is the default on the machine when you start using it, it may also be due to the default battery saving mode when the laptop uses the battery without using the power cord anymore.
How to fix:
- You enter power settings into the Search box on the Start Menu to open the Power Options window , or right-click the battery icon on the Taskbar at the bottom right corner of the screen, select Power Options .
- Here, you choose Balanced mode as the recommended mode.
- In addition, click Choose when to turn off the display and Change when the computer sleeps find and click the option Dim the display to edit the setting of the value Dim the display to Never and then click Save changes .
It is possible that the laptop hardware is faulty. If you still can’t adjust, but the laptop screen is getting increasingly dim, it’s time to replace the laptop screen with a new one .
How to fix:
- You can check by trying to connect an external monitor to your laptop and check if the screen is dim or not.
- If so, it’s very likely that software settings are the culprit behind the screen dimming, or it could also be a hardware issue .
- In this case, you need to bring your laptop to the service center, repair computer, laptop for support.
Screen brightness setting is not suitable
Because people often install to save battery when using, but then do not reinstall or maybe someone has default settings like that.
How to fix:
- In this case, simply re-adjust the brightness settings to suit you.
- First, go to the Control Panel , then select Appearance and personalization.
- Then select Display , and finally select Adjust Brightness .
- Here, you can customize the screen brightness as you like.
- Or you can also adjust the brightness with keyboard shortcuts . On these keys, usually denoted by the sun , there are two keys, an increase and a decrease, next to each other .
Laptop LCD screen is faulty
The reason is that your screen may be past its expiration date , or it may be dropped , weakened after a long time of operation, which will lead to a dark, blurred laptop screen…
How to fix:
In this case, you need to bring your laptop to a genuine service center to have the screen replaced.
The refresh rate of the monitor is incorrect
The screen scanning frequency must be set correctly to be able to bring high efficiency and good definition. Usually, the refresh rate of the screen must be in the range of 50, 60, 70, 75Hz depending on the type of screen to achieve the highest efficiency.
How to fix:
Right click on ” Desktop => Screen resolation => Advanced settings => Monitor ” then reset it accordingly.
The monitor’s high-pressure lamp is faulty
Currently most laptops will light well at 1000 cd/m2 brightness. If the monitor’s high-voltage lamp is faulty, flickering or damaged somewhere, leading to a decrease in brightness below 1000 cd/m2 , the screen looks very dark even though you have adjusted the light all the way.
How to fix:
If this happens, you should bring your device to a genuine warranty center, a reputable repair shop to repair and replace.
The above are the harms, causes and ways to fix the dark, blurred laptop screen that is harmful to the eyes. Hope the article will provide you with useful knowledge. If you have any questions, please comment below!
In conclusion, when facing the issue of a dark laptop screen, the easiest cause and solution can often be attributed to the adjustment of the screen brightness settings. Users can easily resolve this issue by utilizing keyboard shortcuts or accessing the display settings to increase the brightness level. However, if the screen remains dark even after adjusting the brightness settings, this could indicate a hardware-related problem that may require further troubleshooting or professional assistance. Nonetheless, by addressing the brightness settings first, users can resolve many instances of a dark laptop screen quickly and easily.
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