A laptop screen Not working but external monitor does a nightmare for many, and also you’re unable to find why your laptop display is not working? If your laptop is still under warranty, you can fix the laptop display not working by contacting your retailer or manufacturer.
But what if your warranty is expired. Don’t worry. In this guide of fixing laptop display not working and monitor works, we will cover Easy methods to Fix your laptop display, and these methods will work for you but still after using these methods, and you didn’t get your laptop screen display running, then it’s better to fix the laptop display in your local town repair shop
What Causes the Laptop Screen Not Working but External Monitor Does?
- 1 What Causes the Laptop Screen Not Working but External Monitor Does?
- 2 5 Ways To Fix Laptop Screen Not Working But External Monitor Does
- 3 Remove Battery and Power Supply :
- 4 Update Display Drivers From Device Manager
- 5 Connecting Laptop With Extenal Monitor
- 6 Reseat Battery and Cables For laptop Display Problem
- 7 Reset Your PC to Fix Laptop Black Screen
- 8 FAQ Related to Laptop Screen Not Working But External Monitor Does
The main cause of the laptop screen not working but external monitor does are corrupted graphic drivers or problems in LCD backlight. Test the laptop screen by attaching an external monitor and restart your laptop. If the image appears on the external monitor, this is due to the graphic driver conflict between your laptop and the external display.
The most common hardware that can make your laptop screen black are the power supply, memory bank, hard disk, motherboard.
The Common Question people have In many tech forums Related To the Display of the laptop not working are given below if you have one of these Don’t worry after following the steps you will sort of the problem and will be able to fix it.
Lenovo laptop screen not working but external monitor does?
Laptop screen not working but external monitor does dell?
Hp laptop screen not working but external monitor does?
Asus laptop screen not working but external monitor does?
Laptop screen black when connected to external monitor?
Laptop not detecting its own monitor?
Laptop display not working?
Laptop screen goes black when connected to external monitor?
5 Ways To Fix Laptop Screen Not Working But External Monitor Does
In the following section, we will show many steps you can follow to fix laptop screen black when connected to external monitor.
Remove Battery and Power Supply :
After turning on your laptop, if the Windows logo appears on the monitor screen, your BIOS is perfectly fine, and there is nothing wrong with the BIOS.
Try the below Steps
- Remove your Battery
- Unplug Your supply
- Hold the power button for at least 30 Seconds (For releasing Static Power)
- Plugin your Laptop charger
- Turn on Laptop
It will work, But for some reason, it does not work. Try the second method as every laptop display problem has something unique cause.
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After using the first method and you are not successful in turning your black screen of a laptop, then use this method
- Put back the laptop battery
- Turn your laptop On and keep it Until the charge is full
- Press and Hold Power Button for 30 Seconds
- Plug the power Supply and Power up the laptop
Update Display Drivers From Device Manager
In this method we will fi the laptop black screen issue by updating or disable drivers in device manager
- Right Click on the Start button and click on Device Manger
- Click on the Display Driver
- Click on Intel(R) HD Graphics (or whatever you have) and Disable it
After doing so, the function will restore to your laptop screen, and this method works mostly when the laptop not detecting its own monitor.
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Connecting Laptop With Extenal Monitor
Connecting laptop with external monitor to check the Screen is working or not and also to make the BIOS detect the Laptop screen.
- Power Off your laptop
- Connect your laptop with a VGA or HDMI cable with an external monitor
- Turn On the laptop
If the BIOS is working fine then these steps will help the BIOS to Recognize your laptop display and you will be able to see the laptop display working.
Reseat Battery and Cables For laptop Display Problem
- Shut down the laptop and close the Laptop screen
- Remove the charger and other cables from the laptop
- Remove the laptop battery
- Clean the metal contact of the laptop battery and laptop battery bay.
- Reinsert the battery and plugin the charger and other cables
- Ensure the cables connection are well plugged in and tight
- Power On the laptop and check the screen display.
Reset Your PC to Fix Laptop Black Screen
If your laptop display is black after you turn it on, then what you can do is reset your PC or Laptop to Reinstall windows and don’t worry about your personal files, settings, and apps it will not delete with the process.
Press the Windows logo key and L ( win+L). You will be redirected to the Windows 10 login screen.
Hold the Shift key and click on the Power or Restart Button in the screen’s right corner. Doing so, your Laptop or PC will restart in Windows Recovery Environment (WinRE) environment.
From the option Screen, choose” Troubleshoot” and Reset the PC. After that, click on next. You will have an option to remove your personnel files etc. you will have to uncheck it and then follow any on-screen instruction windows give to complete the process.
If you still have the laptop black screen problem. You can watch this video.
FAQ Related to Laptop Screen Not Working But External Monitor Does
Following are some most asked question related to the laptop display issues.
Why is my laptop on but the screen is black?
Having corrupt system files is one factor the operating system didn’t load, and the laptop screen remains black. To Fix this, restart windows and see the issue is solved. If the problems persist, Erase your drive and reinstall windows.
How do I fix my laptop screen but no display?
Press the FN key + the key at the top of the keyboard having a monitor symbol. IF the screen display on the external monitor, the issue is with your laptop’s LCD screen. If no image appears on the monitor, either your motherboard, power supply, or video card is defective.
How do I make my external monitor primary?
You can make your external monitor primary by following these steps
1) Right-click on Desktop and select Display
2 You will have the option of monitor switching select your desired one
3 Check the box “make this my main display”. The other monitor will be now secondary Display
4) Click Apply and done
What is the reason for laptop display not coming?
The leading causes of laptop display not working are corrupted graphic drivers, Faulty RAM(Random Access Memory), Corrupt System Files, or LCD backlight problems. Also, sometimes a display driver update can fix your laptop’s black display problem.
Although there many ways to fix a laptop screen not working but external monitor does and many method and tricks will fix your laptop display problems but if for some reason you still have not successful in fixing the issue the recommend way is to check your laptop with a professional expert in your town or City.Hope this guide will clear many of your queries and problems related to the laptop screen display of brands like HP, ASUS, Dell, Toshiba.