Is your LG monitor not turning on? LG is always a perfect choice for a gaming and budget monitor because LG is one of the most popular brands globally. But sometimes LG monitor is not turning on, and people ask how to fix it. Are you working from home and struggling with your LG monitor?
Don’t worry; I’m here to help. In this article, I’ll teach you the basics of setting up your monitor and troubleshooting common problems if your LG monitor won’t power on. So don’t be afraid to get started – you have enough issues to worry about!
Why Is LG Monitor Not Turning On?
If your LG monitor doesn’t turn on, ensure the power switch is set to “on” and that the power and display cables are connected properly. All of these tests should indicate that there may be an issue with the monitor.
The monitor should be configured to the right input, and the display resolution should be reduced to fix the problem. If you’re still experiencing issues with your LG monitor doesn’t turn on, you may want to try a factory reset.
If you’re having trouble getting your LG monitor to turn on, there may be some additional reasons beyond just a problem with your PC.
For example, if you’ve recently upgraded your graphics card or using an older one that doesn’t support recent LG monitors, that could cause the issue. Additionally, if your power cord is loose or defective, that could interfere with monitor function.
Your PC may have a problem if your LG monitor would not switch on. Try using the display with another device to determine whether the problem is computer-related. A problem with the power source or cable might be to blame for any non-PC issues.
Step-by-step instructions on fixing an LG monitor that won’t switch on will be presented here! I’ll begin with the most apparent remedies, then work our way to more complex troubleshooting techniques.
Read More: Monitor Shuts Off When Playing Games: How to Fix It
LG Monitor Won’t Turn On: How to Fix It
If you have an LG monitor and it’s not turning on, you can follow these steps to fix it. I hope it can be worked for you and fix your LG monitor. Let’s begin-
#1: Check the Power Button

When your LG monitor won’t powering on, you can do a few things to check if the monitor is turned on. First, learn how to turn on the LG monitor! To do this, press and hold the power button for about 10 seconds until you see the startup logo.
If the logo isn’t displayed or there is an error message, the monitor may not be turned on, or there may be a problem with the power cord. After that, try to turn it on. If that doesn’t work, plug in an external power supply and try turning on the monitor again.
#2: Check the Cables
When your LG monitor is not turning on, there is a possibility that the power cable is not connected. Follow these steps to test and determine if the power cable is the issue:

- Remove the power cord from the monitor and plug it into a different outlet.
- If the monitor turns on, the power cable is not the issue.
Even If the monitor does not turn on after trying this, try reconnecting the power cord at both ends and testing again.
The display wire must also be properly connected. The HDMI, DisplayPort (DP), VGA, and DVI are some of the most used display cables. Even if the connection is marginally damaged, an error might still occur.
#3: Set To the Correct Input

LG monitors are a popular choice for people who want a high-quality display, but they can be a problem if they stop working. A common issue with LG monitors is that they will not turn on.
Several things can cause this, but the most common issue is that the monitor is not set to the correct input. Once you have found a suitable display cable, locate the Input button on your monitor and press it. Monitors have a variety of places where you’ll find the Input button.
Select the input corresponding to your display cable by adjusting the input choices.
#4: Reduce the Screen Resolution

Graphics cards are a vital part of any computer system, but frequently their settings get overlooked. A graphics card’s default resolution is usually set to the best possible setting for its connected monitor. If you’re using an LG monitor and your graphics card is set at a higher resolution, your computer will likely experience performance issues.
Using Safe Mode is the first step to solving this problem. A reduced display pixel is immediately used while your pc is in Safe Mode. Using this method, you’ll be able to change your device’s screen resolution to something smaller.
#5: Try Factory Reset Settings
Sometimes resetting your LG monitor to its factory settings can solve the issue if LG 4k monitor won’t turn on. Hold down the power button for roughly 20 seconds to do a factory reset or until the light goes green. To complete the reset, you’ll need to enter the serial number from your monitor into the device’s settings.
However, this may not be the case with all models. To do a factory reset on your LG monitor, locate the model number on the back of the device. The next step is to search up the model number of your LG monitor in the user handbook and do a manual reset according to the instructions.
More Read: Monitor Refresh Rate Stuck at 60Hz – How to Fix It?
#6: Use a Different Device to Monitor

Your monitor may be the problem, but there are a few things you may take to rule it out. A computer, laptop, gaming console, or television may all be used instead of your display if that doesn’t work out. The display may need to be repaired if the issue continues.
As long as your monitor’s display works, you know that your hardware is the problem. When a monitor does not work correctly, many individuals feel they have a damaged screen.
To begin troubleshooting Monitor difficulties, make sure the monitor is plugged into an outlet, and the screen is displaying before attempting any further steps. If your monitor shows anything, there might be an issue with your computer’s internal hardware.
#7: Update Graphics Drivers and BIOS
If you are experiencing problems with your monitor display, your graphics driver and BIOS operating version likely need to be updated. It can be done by following the instructions provided by the hardware. By updating these components, you may be able to resolve the issue affecting your display.
If you are confused, then you can check the links below for more information about the update.
- Guidelines for installing a new graphics driver in Windows.
- BIOS update instructions for Windows.
#8: Detach, Rearrange, and Reinstall your RAM chips
The failure of your RAM (Random Access Memory) sticks to sync up to your LG display might be the reason for its inability to switch on. It may be possible that your input devices aren’t getting the power they need. A bad RAM stick connection is most likely to blame for a malfunctioning mouse or keyboard.
Ensure your pc is turned off and the power supply is disconnected from the plug before trying to solve this problem when the LG monitor is not turning on. Next, make sure you’re grounded and access your computer. Unplug every one of your Memory cards completely. Rearrange the cards in their RAM beds, then replace them.
Related Reading: Monitor Keeps Going To Sleep: How to Fix It
LG 34gn850-b no video through DisplayPort:
Your LG ultrawide won’t turn on? Well, LG 34gn850-b is one of the best ultrawide gaming monitors. So, if you are having trouble seeing video through 34gn850-b DisplayPort, there is a solution for this LG monitor with no signal issue. Here are instructions on how to fix the issue.
- First, make sure that the video and audio cables are connected correctly.
- Second, check to see if the DisplayPort cable is properly plugged into the computer.
- Third, make sure that the computer’s video card is properly installed.
- Fourth, check to see if there is a problem with the computer’s graphics drivers.
People Asked These Questions (FAQ)
Some LG monitors, like the LG 27UD68-P come with an included freesync monitor that allows for a variable refresh rate (VRR) feature. However, this feature does not support some AMD GPUs and will not work with the monitor. If you are using an AMD GPU and your monitor is using freesync, you will need to disable the freesync feature on your monitor, or you should switch to an Nvidia GPU.
You can try to fix a black screen on an LG monitor with these steps. The first step is to power off your monitor and unplug it from your computer. Now, press and hold the power button for about 30 seconds until the monitor turns off. Finally, plug it back in and wait a few minutes for it to boot up.
After that, you may need to reset your computer’s BIOS if your monitor is not turning on. But If that still does not solve the issue, you may need to replace your monitor. I think the monitor is completely black and no way to fix it.
To reset the LG monitor to factory defaults, do the following: 1) Unplug the power cord from the back of the monitor. 2) Press and hold the power button on the monitor for 30 seconds. 3) Plug the power cord back into the monitor and turn it on.
Conclusion
If your LG monitor is not turning on, it can initially seem like something is wrong. However, there are usually easy solutions to the majority of problems with monitors – and most of them don’t require a professional. Follow these 8 troubleshooting steps to get your LG monitor back up and running as soon as possible.