Fix lỗi ntldr is missing

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NTLDR is missing! NTLDR is missing: Press Ctrl+Alt+Del to restart. How vày you fix NTLDR is missing? This post lists 10 solutions khổng lồ you fix missing NTLDR in Windows 10/8/7.

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NTLDR Is Missing

Recently, my best frikết thúc asked me for help since her computer couldn’t boot normally và she received a warning as follows:

"NTLDR is missing

Press Ctrl +Alt + Del to lớn restart".

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Then, I Google "NTLDR is missing" and visit Windows forum as well as Windows Seven forum, and I find many people are talking about this error message.

Although some users have sầu received NTLDR missing error, most of them, in fact, don’t know what NTLDR is & how to fix NTLDR missing Windows 10.

Now, this post will show you the definition of NTLDR, typical causes of NTLDR missing issue, and 10 solutions khổng lồ fix the NTLDR is missing.

What Does NTLDR Stand For?

NTLDR, an abbreviation for NT loader, is the boot loader for all releases of Windows NT operating systems up lớn and including Windows XPhường, and Windows Server 2003.

NT loader is typically run from the primary hard disk drive, but it can also run from portable storage devices such as CD-ROM, USB flash drives, or floppy disk.

Besides, NTLDR can load a non NT-based operating system given the appropriate boot sector in a file.

NT loader contains three files.

ntldr, the main boot loaderCOM, required for booting an NT-based OS, detects basic hardware information needed for successful boot.ini, contains boot configuration (if missing, NTLDR will default to Windows on the first partition of the first hard drive).

NTLDR is launched by the volume boot record of system partition, which is typically written to the disk by the Windows FORMAT or SYS command.

If NTLDR is missing, you may receive the following messages:

"NTLDR is missing

Press Ctrl + Alt + Del to restart".

"NTLDR is missing

Press any key to lớn restart".

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"Boot: Couldn"t find NTLDR

Please insert another disk".

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Here, bởi vì you know why NTLDR is missing?

In general, there are many possible factors contributing lớn the NTLDR missing issue.

The most comtháng reason for this error is that your computer is trying khổng lồ boot from a hard drive or flash drive that is not properly configured to be booted from.

And, other possible causes include corrupt và misconfigured boot-related files (NTLDR, NTDETECT.COM, và Boot.ini), corrupt hard drive sầu sectors, an outdated BIOS, & damaged or loose IDE cables, etc.

Now, how vì chưng you fix NTLDR is missing in Windows 10/8/7?

How to lớn Fix NTLDR Is Missing

Let’s start with a real-life example on how lớn fix NTLDR missing error.

I formatted my PC because I had a virus. Now I"d like lớn install win7 again, but when I boot from the formatted HDD (without OS) it says NTLDR is missing. When I boot with the win7 disc in it, it says: windows is loading files. but after a while it is loading, it says that there was a problem communicating with the HDD... how can I solve it?

In general, if you happen khổng lồ meet the NTLDR missing error, you can try using the following methods to fix your problem.

Solution 1. Restart Computer

Restart your computer. The NTLDR missing error could be a fluke.

Solution 2. Unplug All Removable Media

Since the "NTLDR is missing" issue is often caused by BIOS trying to lớn load from an external non-bootable drive, you can try unplugging all external drives, and remove all removable truyền thông media, such as CD, floppy disks, memory cards, and USB devices khổng lồ make sure the BIOS doesn’t try to lớn load from any of them.

Solution 3. Change BIOS Boot Order

Alternatively, you can kiểm tra the BIOS boot order to lớn ensure that the PC tries to lớn load from an internal drive first. To kiểm tra the boot order, follow these steps:


Note: Make sure that the device you will select has boot files (or Windows operating system files) installed.

Step 1: Restart the PC.

Step 2: Press the necessary key to lớn open BIOS menu. This key depends on the computer manufacturer và computer Mã Sản Phẩm.

Step 3: If the screen shows multiple keys, please find the key lớn open "BIOS," "setup" or "BIOS thực đơn."

Step 4: Use the arrow keys to select the Boot tab. Move sầu the hard drive sầu to the top of priority list.

Solution 4. Rephối Active Partition

If your computer’s partition marked as active does not contain the Windows boot files (or boot files for another operating system), you cannot start your PC và you may receive sầu the following error message:

NTLDR is missing

Press Ctrl + Alt + Del to restart.

On Intel-based computers, the system partition must be a primary partition that has been marked as active for startup purposes.

There can be only one active system partition at a time. If you want to lớn use another operating system, you must first mark its system partition as active sầu before restarting the computer. More details can be found in Hard disk active sầu partition.

Now, lớn solve sầu this problem, you can reset the active sầu partition lớn fix this problem.

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MiniTool Partition Wizard is a wise choice for most comtháng users to set partition as active sầu since this tool offers wizard-based operation, high security và excellent performance. Detailed steps are here.


Note: The miễn phí edition of MiniTool Partition Wizard doesn’t provide Bootable Media Builder. Here, maybe, you can try the professional edition.

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Step 1: You need khổng lồ boot your computer via MiniTool Partition Wizard Bootable Disc khổng lồ get the following window. Here, please choose the first option "Partition Wizard" khổng lồ enter the main interface of MiniTool Partition Wizard.

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Step 2. Select the target partition which needs khổng lồ be mix as active and then cliông chồng "Set Active" module.

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Step 4: Cliông chồng "Apply" button on the top left corner và tap "Yes" to lớn carry out this change.

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I successfully solved the NTLDR is missing by using MiniTool Partition Wizard.

Cliông chồng lớn tweet

Solution 5. Update Your Motherboard"s BIOS

Occasionally, sometimes, if the basic input/output system (BIOS) on your computer is outdated, you may also receive sầu the NTLDR missing problem.

So well, please make sure that the latest revision for BIOS is installed on the computer. If not, you should liên hệ the computer manufacturer lớn inquire about how to lớn obtain, & then install the lademo BIOS update that is available for the computer.

Solution 6. Reseat All Internal Data and Power nguồn Cables

NTLDR missing Windows 10 could be caused by loose or malfunctioning IDE cables. So, try replacing the IDE cable with a new one if you suspect it might be faulty.

Before reseating any internal data or power cable, you must power down the computer và open the case.

Solution 7. Rebuild MBR

NTLDR missing issue may also appear if the master boot record (MBR) is corrupted. In this situation, the only solution is lớn repair the MBR. MiniTool Partition Wizard Bootable Disc is recommended here since it can help to easily và quickly rebuild MBR. Now, let’s see the detailed steps.

In the main interface of MiniTool Partition Wizard, select the disk whose MBR is damaged and then clichồng "Rebuild MBR" feature.

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Finally, click the "Apply" button to lớn perkhung the MBR restoration. When Partition Wizard completes all operations, please quit from the program và boot from local hard disk again.

Solution 8. Restore NTLDR and Ntdetect.com File

The NTLDR and Ntdetect.com files are important system files that are used by your computer khổng lồ start the Windows operating system.

These files are normally hidden và system protected, but they can become damaged, corrupted or deleted for a number of reasons. As a result, you cannot start your computer, and then you will receive sầu the "NTLDR is missing" error message.

In this situation, you need to lớn restore the damaged/corrupted or missing NTLDR & Ntdetect.com files to solve this problem easily. Here, this post How To Restore NTLDR & Ntdetect.com From the Windows XP CD will show you the detailed steps.

Solution 9. Reinstall Windows

Here, if none of the solutions listed and described worked for you, it is safe to assume that the only thing that can resolve the "NTLDR is missing" error for you is a complete reinstallation of Windows.

Windows reinstallation will almost certainly resolve any NTLDR errors, but it will delete data. So, it is recommended khổng lồ backup all needed data before reinstalling Windows.

Copy Disk feature provided by MiniTool Partition Wizard can help lớn copy all partitions và data from one disk khổng lồ another in several steps, as showing in the following.

First, boot computer by using MiniTool Partition Wizard Bootable Disc.

Then, in the main interface of this professional tool, select the disk which needs copying & activate Copy Disk from the left action panel khổng lồ clone MBR system disk lớn GPT.

Next, select the disk that will save sầu the copy of the source disk as the target disk and then click "Next."

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The target disk should be large enough to hold all content on source disk, và you also need to backup all important data on this target disk in advance, because all its data will be deleted.

Next, choose a suitable copying method lớn decide the layout of the target disk and then cliông chồng "Next" button.

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If you are an SSD or advanced format HD user, we highly suggest checking the option "Force khổng lồ align partitions to lớn 1MB", which can improve sầu disk performance.Cheông chồng the "Use GUID Partition Table for the target disk" khổng lồ successfully clone MBR disk khổng lồ GPT disk.

After that, cliông chồng the "Finish" button lớn go baông chồng to lớn the main interface.

Finally, cliông chồng the "Apply" button on the top left corner khổng lồ perkhung these operations pending.

Now, you can safely reinstall Windows khổng lồ fix the NTLDR missing error.

Solution 10. Replace Hard Drive

If you still receive the NTLDR is missing error after reinstalling Windows, you"re most likely facing a hardware issue with your hard drive. In this situation, the only way you can bởi vì is to replace the damaged hard drive with a new one and then reinstall Windows.

Clichồng khổng lồ tweet

Bottom Line

Now, it’s your time to fix NTLDR is missing in Windows!

Please let me know which solution you prefer!

If you have other solutions khổng lồ solve sầu this issue, please tóm tắt them with us by leaving comments below. Much appreciated!

NTLDR Is Missing FAQ


Restart ComputerUnplug All Removable MediaChange BIOS Boot OrderRephối Active PartitionUpdate Your Motherboard"s BIOSReseat All Internal Data và Power nguồn CablesRebuild MBRRestore NTLDR và Ntdetect.com FileReinstall WindowsReplace Hard Drive

Chuyên mục: Hướng Dẫn