3 software to test laptop and computer screens on Windows

When using a laptop, we often check the hard drive or capacity but forget that checking the laptop screen is also extremely important and that also contributes to prolonging the life of the laptop screen. Below, Tnhelearning.edu.vn will tell you 3 effective laptop screen testing software.

1. The importance of checking laptop and computer screens

Checking the computer screen when you go to buy a new or used computer is an extremely necessary and extremely important job. When the computer screen is faulty, it will appear small spots with different colors or colored lines , maybe a very small point and if you are not careful, you will not see or your computer screen. unstable , the screen color changes , … That not only makes us very uncomfortable when using it , but also affects the quality of the screen as well as the device .

We often use wallpapers with many colors, so it will be difficult to detect unusual points on the computer screen. So what should we do? Please refer to the computer screen testing software below.

2. The software to use

1. Dead Pixel Locator

general overview

Dead Pixel Locator is a simple and lightweight tool to check dead pixels for LCD and Plasma screens . The software uses modern technologies in dead pixel detection, displaying dead pixels with colors different from the background color.

Dead pixels are small spots on the screen, causing color discrimination that is very uncomfortable for users . The cause of dead pixels is that a certain pixel can only display certain colors or not at all . With Dead Pixel Locator desktop dead-spot detection software, owners of newly purchased LCD or Plasma monitors will be able to identify these errors more easily.

Advantage:

• Identify dead pixels on LCD or Plasma monitors
• Using modern technology, accurate detection
• Display dead pixels with a color different from the background color
• Works on floppy, CD or USB

2. PerformanceTest9

general overview

PerformanceTest is a software tool that allows users to quickly evaluate the performance of their computer and compare it with several basic computer system benchmarks. It can be easily installed onto compact devices like USB sticks or floppy disks so you can take it with you to test your computer before you buy it.

Advantage:

• Check if your PC is running at its best
• Find, analyze, and fix performance issues
• Compare your computer’s performance with similar computers
• Measure the impact of configuration changes and updates
• Independent measurement against multiple criteria
• Use advanced testing to benchmark your own way

Besides the advantages, users sometimes encounter some other limited errors such as:

• CPU clock speed calculation is incorrect
• Results from PerformanceTest V9 are different from previous versions
• 2D results in Windows 7 are poor compared to previous versions of Windows

3. LCDTest 2.0

general overview

LCDtest is an application that helps you test liquid crystal displays (LCDs) commonly found in today’s flat panel monitors and laptops. Each pixel in an LCD has 3 transistors . One for red, green and blue. This application will test these transistors in all relevant states.

LCDtest can only help you to identify the back or stuck pixels on your LCD screen . It cannot repair the screen . Once you’ve identified a pixel that isn’t working correctly, you can go to a service center to have the problem fixed, or if you’re computer savvy you can fix it using the block technique .

Above are 3 software to test laptop and computer screen on Windows that Tnhelearning.edu.vn shares with you. If you have any questions, please leave a comment below the article.