LG Laptop Not Turning on Suddenly? Here’re 8 Solutions

LG Laptop Not Turning on

No matter what industry you operate in, you are likely to work with a computer every day.  What if you cannot turn on your LG laptop after pressing the Power button? In most cases, turning it on and off with the Ctrl + Alt + Delete shortcut is the best first troubleshooting method, which can solve many temporary glitches and save tons of time.

When power cycling doesn’t work, it’s time to jump further into troubleshooting. Before that, you need to figure out why LG laptop not turning on arises:

• Loose connection between the monitor and power supply.
• Your LG laptop works for pretty a long time or faces excessive demands surpassing its capacity.  
• Crucial boot information like boot order, MBR, or other system files are corrupted.  
• Faulty monitors, connectors, graphics cards, motherboards, and memory.

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Solution 1: Check Connection Issues

• Check that all wires connecting the PSU to the motherboard, graphics card, and hard drive are securely plugged in.
• Verify that the monitor cable is correctly connected to both the computer and the monitor.
• Check for any faulty components like RAM models, graphics cards, or motherboards.

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Solution 2: Discharge Capacitors

There is a possibility that capacitors may not fully discharge in the last shutdown, leading to issues with the next boot. Therefore, when you have problems booting up your LG laptop, discharging capacitors might be the first step in troubleshooting. Follow these steps:

Step 1. Turn off your computer and unplug the power cord from the back of your device.

Step 2. Press and hold the Power button for more than 10 seconds.

Step 3. Release the Power button and then plug the power cord back into the LG laptop.

Step 4. Power on your device.

Solution 3: Connect to An External Monitor

There might be some conflicts between the graphics card driver and the laptop LCD display. To exclude this cause, you need to connect your computer to another screen to see if it works properly.

Step 1. Connect your laptop to an external display.

Step 2. Press the Win + P keys or Fn + F7 keys.

Step 3. In the Display on Another Screen or Project menu, switch to PC Screen only, Duplicate, Extend, or Second Screen only. If everything works fine on the second display, you might need to go to the local service center to replace the corrupted monitor with a new one.

Solution 4: Disconnect All Unnecessary Peripherals

Sometimes, external devices like external hard drives, USB flash drives, scanners, printers, and webcams might disrupt the boot process. They might confuse your computer and make it hard to find the operating system. Try rebooting your computer without connecting any unnecessary devices, especially those newly connected devices. When your LG laptop boots up without errors, reconnect them one after another to find out the problematic device.

Solution 5: Check the Boot Order

If LG laptop not turning on appears after reinstalling the operating system or cloning a hard drive, you may need to change the boot order manually. In this case, please go to the BIOS menu and set what device you need to boot from first. To do so:

Step 1. Power off your LG laptop.

Step 2. Press the Power button to turn it on. Before the LG logo appears on the screen, press the F2 key constantly to enter BIOS.

Step 3. Use the directional keys on the keyboard to locate the Boot section and hit Enter.

Step 4. Under Boot Priority Order, locate your hard drive, use the F5 key to move it up and set it as the first boot device in the list.

Step 5. After that, press F10 to save the change and exit BIOS.

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Solution 6: Reset BIOS to Factory Default

Resetting BIOS to factory default can also help you out when LG laptop won’t turn on. By doing so, it will reset your BIOS to the last saved configuration, proving indispensable for troubleshooting bootup issues like LG Gram not turning on. Here’s how to do it:

Step 1. Power on your computer. Before you see the startup screen, press F2 repeatedly to enter the BIOS menu.

Step 2. Locate Load Setup Defaults or similar and hit Enter.

Step 3. In the Setup Confirmation window, click on Yes.

Step 4. Press F10 to save and exit.

Solution 7: Run CHKDSK

Improper shutdown, hardware failure, or virus infections might make the file system corrupt accidentally, causing LG laptop not turning on. Windows 10/11 come with a CHKDSK utility to scan your hard drive for errors and repair them. Here’s how to run it on an unbootable LG laptop:

Step 1. Enter Windows Recovery Environment (WinRE) with a bootable Windows installation media.

Step 2. Navigate to Troubleshoot > Advanced options > Command Prompt.

Step 3. In the command window, type chkdsk C: /f and hit Enter to fix bugs or errors while scanning the C drive. You can replace C with your actual system drive letter.

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Solution 8: Repair Master Boot Record

Master Boot Record (MBR) also plays a crucial part in the boot process and it stores the information needed to launch the system. Your system will fail to start with a corrupted MBR because this boot loader cannot grab the size and location of each partition on the hard disk. As a result, it’s a good option to rebuild the MBR.

Step 1. Launch Command Prompt in Windows Recovery Environment.

Step 2. Run the following commands one by one and don’t forget to hit Enter after each of them:

bootrec /fixmbr

bootrec /fixboot

bootrec /scanos

bootrec /rebuildbcd

Step 3. After completion, close Command Prompt and reboot your LG laptop.

Suggestion: Create a System Image & Bootable Drive with MiniTool ShadowMaker

After resolving LG laptop not turning on, your computer may now work smoothly. Although the methods listed above may be effective, they may be time-consuming because you must rule out each cause in turn. Also, similar system or boot faults like LG laptop freezing, black screen of death, stuck on the LG logo screen and more can severely disturb your work and reduce productivity.

Here, it’s highly recommended to create a system image to minimize the loss the save more time. In doing so, no matter your laptop breaks down for any reasons, you can always bring it back to life with the system image you created rather than wasting much time to find the root cause of the problem.   

When it comes to system backup, a piece of PC backup software called MiniTool ShadowMaker really deserves a shot. Simple to follow and use, this free program is perfect for novice users. It is known for its one-click system backup solution that creates a complete snapshot of your current operating system.

Besides system backup, data backup, file sync, partition backup, disk backup, and disk cloning are also supported. Meanwhile, the Media Builder allows you to create a bootable device which can safeguard your files even if your laptop is unbootable.

Now, let’s see how to back up your system with this tool:

Step 1. Connected an external hard drive or a USB flash drive to your computer.

Step 2. Download, install, and launch this 30-day free trial to enter its main interface.

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Step 3. Head to the Backup page. As you can see, the system-required partitions are selected by default in SOURCE, so you can only go to DESTINATION to choose a storage path.

Step 4. Click on Back Up Now to start the process immediately.

# Create a Bootable Drive

What can you do if your computer displays error messages like not bootable device found, operating system not found or cannot boot up without any warning? In this condition, you can create a bootable USB drive with MiniTool ShadowMaker. With it in hand, you can immediately boot your unresponsive Windows machine and then perform system recovery. To do so:

Step 1. Move to the Tools page and select Media Builder.

Step 2. Click on WinPE-based media with MiniTool plug-in.

Step 3. Select another available USB drive as the media destination. It’s noted that the data on the USB disk will be destroyed, so please make sure there is no important data stored on it.

We Need Your Voice

Due to their complex nature, computers are prone to various problems. When your LG laptop won’t boot up, consider trying the solutions and suggestions in this post one after another to minimize the downtime. Most recommended, it’s crucial to develop a habit of backing anything important up on your computer with MiniTool ShadowMaker, which might save costly IT support bills in the event of catastrophic disasters.

MiniTool ShadowMaker TrialClick to Download100%Clean & Safe

Do you have any suggestions for our product? Our support team is eager for any conducive feedback! Please feel free to resort to us via [email protected]. We will get back to you as soon as we can.

LG Laptop Not Turning on FAQ