How to solve black screen problem appearing on laptop and PC

When a black screen appears before the Windows login screen appears on the computer, the cause is most likely the following problems, which are possible solutions to fix as follows: 

Optimize your PC startup applications

If a black screen appears when using the computer from time to time, attempts to fix the malfunction begin by disabling some desktop elements to improve the operation process, and this is usually done using hardware acceleration enhancers such as AVG TuneUp for example, which turns off all non-essential applications and puts them in Auto sleep mode, in addition to its built-in sleep mode that enables the user to make the most of RAM, power, and CPU.

Check cables and connections

If the device is working normally, and your computer suddenly displays a blank screen, this may be an indication that there is something wrong with the computer cables or the monitor, and other important cables and connections are checked in the following ways:

Unplug and reconnect the video cables after blowing into the ports to remove any dust or other particles that might be stuck there.

Try a different cable Constantly 

disconnecting and connecting cables can wear them down over time and eventually break their conductive filaments, which is a very common problem for people who use a laptop or external monitor.

Try a different screen on your computer, your display may be defective or set to the wrong source, which may also result in a black screen, so you should try to connect to a different screen as the blank screen may be caused by a mismatch between your screen and the cables used.

Separate all unnecessary accessories

Sometimes external hard drives, USB connections, Wi-Fi antennas, or VR headsets cause problems during the device boot process. Leave only the monitor, mouse, and keyboard connected, and then restart the computer. 

Try resetting BIOS / UEFI

BIOS is the basic software that boots older computers, UEFI boots newer computer models, BIOS / UEFI regulates the basic configuration of the hardware, and makes sure that the operating system starts, so if you are showing a black screen on your machine when using it, you must refer to Default settings and BIOS/UEFI reset.

Run a Windows Repair

If your computer is running on a black screen, you must restart your computer several times, and after doing this repeatedly, the automatic repair screen should launch to start Windows automatically, by clicking on the restart option, if the black screen issue is not fixed, go to Advanced Options, then select System Restore.

computer cleaning

Your computer may cause a black screen to appear. It is very important that you keep your computer cool; Because this extends the life of its components, and as a first step to fix this malfunction, you must turn off the computer, disconnect all accessories, and then open it. Clean all the dust and dirt inside your computer, especially the fans; Using a microfiber cloth. 

How to fix a blank or black screen error on a laptop

If your laptop screen is not showing any images, the following troubleshooting steps might help you resolve the issue, and here are the steps that can help you fix it: 

Video-related issues: When you encounter a video playback issue on Windows, the solution is to quickly reset your computer’s graphics driver using the keyboard shortcut Windows Key + Ctrl + Shift + B.

Graphics Card Issues: If a white screen or a rainbow of colors appears, the video card in your laptop may be damaged, in which case the graphics card or graphics chip should be replaced by an authorized repair center for your brand of laptop.

Laptop battery issue: 

Your laptop battery may be causing problems booting up and displaying anything on the screen, even if you can charge it to full capacity, there might be a defective battery that is hindering your laptop from starting, try the following steps to rule out Possible battery problem:

Disconnect the power adapter from the laptop.

Remove the laptop battery.

Press and hold the laptop’s power button for 10 seconds to discharge any stored power. Connect the power adapter to the laptop again.

Press the power button to see if the laptop is on, and nothing displays on the screen.

Operating system problems: 

If the computer boots but the screen becomes black or blank after logging in, there may be a problem with the operating system, and one of the main causes of this problem is a corrupt system file that prevents the operating system from loading, resulting in a black or blank screen The solution is to restart the Windows system to see if the problem is temporary and resolves itself by restarting, or if the problem persists, then you must erase the hard drive and reinstall Windows.

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