Laptops have become a most wanted device nowadays. Everyone wants such a convenient device for their official work and also for leisure activities.
Laptops are very close to our mind because of their durability, portability and comfortability to manage. But it is an electronic device like other devices.
So there is a possibility of some issues related to its technical and hardware.
Appearing blackspots on the screen of laptops have become a most common issue for the users. It will affect the effective use of the laptops and also become so annoying to use.
I am sure that this discussion will help you to fix the black spots on your laptop screen.
What Causes Black Spots On Laptop Screens?
Blackspots on laptop screens can be a frustrating issue. There are many reasons that lead to the appearance of blackspots. Let’s go for a short discussion about the most common causes.
1. Dust And Debris Accumulation
Accumulation of dust and debris is the most common reason for blackspots on laptop screens. These particles settle down on your screen and you are not cleaning the surface overtime, it will lead to a black spot on the screen.
The dirt accumulation will block the light which actually needs to pass through that surface. It will reflect as a black spot. Sometimes this will affect the overall screen display.
2. Dead Pixels
If a display device needs to show an image with the appropriate color, pixels are the components which helps for the colour.If a pixel on the display screen is not able to change the colors is known as dead pixels.
These appear in black color all the time. So that you can easily identify it by turning the display to a bright image.
Power connection is mandatory to change the color by pixels. So that power connection failure is the reason for dead pixels.
3. Physical Damage
Physical damage to the body of the laptop is also a reason for black spots on the screen. If your laptop is exposed to an excessive quantity of radiation, accidently falls down from you, or gives excessive pressure over the laptop, it may cause physical damage.
4. Faulty Graphics Card
Graphics and displaying of images are done with the help of graphic cards. So it is an important component of a laptop. Black spots may occur when the card is not working properly due to some issue with your graphic card.
Graphic cards used to send the signals to the screen, if the card is not working properly, it will send incorrect signals and result in missing pixels. These pixels appear as black spots.
5. Liquid Damage
Damage may occur due to water. Spelling water on your laptop, laptop exposed to moisture will badly affect the internal components of the monitor. This also shows black spots on the screen. Sometimes it shows a white spot on your laptop screen which will affect your working experience negatively.
6. Overheating Issues
Laptops are very convenient devices with impressive processing power and high storage capacity. This efficiency leads to overheating. But this is the biggest threat to your laptops. It may be a reason for permanent damage to your laptop or any kind of hardware issues.
If you can hear the fan is working at a high speed and producing lots of volume, it indicates that the system is overheating. This time the performance of the system may be reduced.
Identifying Black Spots on a Laptop Screen
The first and important step to fix the black spots is identify those spots correctly. Then only we can apply solutions to it. There are mainly two methods to identify those black spots.
1. Visual Inspection
Here you need to inspect your monitor for the black spots manually using visuals. For that
- Switch on your laptop screen.
- Place a magnifying glass close to the black spots.
- Now, through the magnifying glass, look at the black spots. It will give you a clear view of the spot.
- Now you can identify that the black spots are internal or simply external due to accumulation of debris.
2. Using Dead Pixel Test
Different color technologies help to detect the presence of dead pixels which cause the black spots, known as online dead pixel test. There are many online tools available nowadays.
We can do the test for dead pixels as well as stuck pixels using those online tools.
But make sure that your screen is completely clean from accumulation of dust particles. So first clean your display before doing the test.
How To Fix Black Spot On Laptop Screen?
Using Dead Pixel Fixer
Black spots and other screen problems are commonly caused due to dead pixels. Small area of defective or dead pixels on your screen can easily be checked with the help of an online tool.
1. JScreenFix
This is a perfect tool to fix the black spots on your screen. With the help of the Dead pixel fixer tool, you can see that any of the dead pixels present on your screen.
Using this tool you can remove the dead pixels if they are on your screen. So that no need to spend money for buying a new display.
Another software is available for the same, known as Aurelitec. This is suitable for windows 10,8,7 and vista systems. It helps the users to repair the affected screen and also can repair the black spots due to dirt and liquid spills.
Steps to fix Dead Pixel using JScreenFix
- Open your browser and go to JScreenFix home page
- Install the web application. There is a blue button at the bottom of the page known as launch JScreenFix button.
- Wait for 30 minutes to run the JScreenFix app. Then, to where the dead or stuck pixel presents, just drag the white noise window over it and wait for 30 minutes to execute the process.
- This app ensures that 10 minutes is enough for the repair of most stuck pixels. If we are given more time it will never have a negative impact. The first attempt doesn’t work,you can try it again and again.
This tool is useful for LCD or LED laptop screens and it’s built on HTML5 and javascripts technology.
Physical Method
All types of black spots won’t be cleared with the help of online tools. This situation you can go for physical methods. When you use a physical method, be careful and do it properly to avoid more complicated damage.
1. Using Pressure Method
One of the easy physical methods is giving a mild pressure on the affected area, at the same time handled with at most care to avoid high pressure. Rub gently on the black spots if the dead pixels are located on the edge portions of the screen.
Once you decide to follow this method, be sure that there is no dust and debris on the screen. Usually this method will take time to give a result. But it is really a helpful method if other methods fail.
2. Soft Cloth
This method is mainly used to clean stains of dust and debris accumulation. Rub with a soft cloth or a clean tissue paper over the black spots gently to remove the stain.
You can use a bit of water for the process, which will help to remove the stain a little easier.
3. Tap With Pen Or Pencil
If the other two methods fail to remove the black spots, you can try this method. With the soft and bristled tip of an eraser, pen or pencil.
Scratch over the stained portion gently until it is clean. Be careful to use a soft tip. If it is a sharp tip, it will scratch your screen and cause deep damage.
What To Do If Black Spot Not Removed?
All the above listed procedures are simple but need your full attention and care to avoid mishandling. Anyone of the above steps didn’t fix the black spots of your laptop, go for other methods
1. Claim Warranty
Laptops and other devices will have an approved warranty period from the manufacturer or from the seller. Here check if your laptop has a warranty or not. If warranty is there, contact their customer care and inform them about your issues.
This will provide you with the details of their policy regarding the replacement and service.That information will help to fix the problem.
Dead pixel warranty is claimable, but there are some criterias. Certain number of dead pixels only come under warranty. If your display has more than that, it wont come under warranty.
Here are some links that will help you to read more about dead pixel policies ;
2. Visit Service Center
If the above solution is not satisfactory for you, then you can directly visit a service center. There you can directly meet the professionals and they can clarify your doubts regarding the black spots and they will fix the issue very properly.
The repair cost of the display depends on the manufacturer. Commonly the cost will be around $150 – $200. But it’s true that for an Apple laptop, it’s slightly higher than the cost of other laptops.
FAQs
What Do Black Spots On Screen Mean?
Black spots on the screen means the dead or stuck pixels of the screen. There is a transistor in the monitor. If it doesn’t work properly known as dead pixels. When a transistor is stuck while on or off condition is known as stuck pixels. Physical screen damage, dirt or debris accumulation and graphic card damage are other causes for black spots.
Can Black Spots On Your Screen Be Fixed?
If the black spots on your screen are due to stuck pixels, these are mostly temporary and solve it by turning off the system for a few hours. Repeat the process a few times and check for the result.
Otherwise you can use software tools to solve this.If the black spots are due to any other reason, the chance for a permanent fixing is not granted. Dark spots due to pressure, water spill may require screen replacement or help from a professional.
Do Dead Pixels Spread?
Normally dead pixels never spread. This is a small fault in the display of the laptop. But if they lead to spread over, then better to consult a specialist technician or better to replace the screen.
Conclusion
It is so frustrating if the screen of our laptop is having black spots. Now we know there are many reasons for the black spots.
Here we discussed that, how to identify them, how we can go for a try from our side and if nothing works, what we can do to fix the problem.
All the repair or replacement of display issues are very costly. So better to protect the screen as much as possible.
