No bootable device, insert boot disk and press any key

Some users have run into an error when they start computers that says PXE-MOF: Exiting PXE ROM. No bootable device, insert boot disk & press any key. The reasons for no bootable device error can be various. This post displays several fixes khổng lồ solve this error.

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What Does It Mean When It Says No Bootable Device

Some users have reported an error when starting Acer, Dell, or HP computers that says "PXE-MOF: Exiting PXE ROM. No bootable device, insert boot disk & press any key".

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No Bootable Device error means that the Windows operating system can"t find a storage device that contains necessary boot files and drives to lớn boot the system. The storage hardware can be an HDD, SSD, DVD, CD-ROM drive, or USB flash drive.

Ordinary users may be frightened and have no idea when no bootable device error pops up on the screen, in which case not only can you not mở cửa the computer, but you may also thua data if you don"t solve it properly. But don"t fret. You can check out this tutorial khổng lồ fix no bootable device issue without data loss.

Workable SolutionsStep-by-step Troubleshooting
Check Hard Drive ConnectionPower off your máy tính or PC completely. Unplug the power cord...Full steps
Set the Drive as Boot DeviceRestart your computer press the F10 key repeatedly khổng lồ enter the BIOS...Full steps
Use Windows Repair ServicesUse Windows repair services to lớn fix all Windows startup issues like BSOD, booting failure...Full steps
Fix Corrupted MBRLaunch Partition Master, click "WinPE Creator" on the toolbar...Full steps
Repair System FilesPut the Windows installation media drive or CD into your computer...Full steps
Fix tệp tin SystemBoot your computer from the Windows installation media...Full steps

What Cause No Bootable Device Error on Windows 10

No bootable device will occur when the computer cannot find the device or tệp tin that boots the system. Some possible reasons for this issue are:

The bootable hard drive or partition is not detected.Incorrect boot order, the computer is set to lớn boot from an unbootable device.The MBR (Master Boot Record) is damaged.The hard drive gets corrupted.The operating system file is corrupted.

Recover Data from a Laptop/PC That Won"t Boot At First

As the causes of no bootable device vary, you may need to lớn try different solutions to lớn fix the error. But if a hard disk or system problem causes the computer to fail to lớn boot, things can get tricky. Khổng lồ avoid the risk of data loss during the problem fixing, we strongly suggest that you export back up your data first.

How lớn recover data from a computer that won"t turn on? Use Data Recovery Wizard, a world-famous data recovery tool that enables you lớn create a bootable USB drive and restore data in the WinPE environment.

 Download for Win  Recovery Rate 99.7%
 Download for Mac  Trustpilot Rating 4.4

You can use this advanced data recovery software to recover permanently deleted files from HDD, SSD, USB flash drive, SD card, or pen drive on Windows 10 & Mac computers.

Step 1. Create a bootable disk

Prepare an empty USB. If you have important data on it, copy the data khổng lồ another device. When you create a bootable disk, the data on the USB will be erased. Data Recovery Wizard WinPE Edition will help you create a bootable disk.

Connect the USB drive to lớn PC, launch Data Recovery Wizard WinPE Edition. Select the USB drive và click "Create" to create a bootable disk.


Step 2. Boot from the bootable USB

Connect the bootable disk to PC that won"t boot and change your computer boot sequence in BIOS. For most users, it works well when they restart their computer and press F2 at the same time to lớn enter BIOS.

Set to boot the PC from "Removable Devices" (bootable USB disk) or "CD-ROM Drive" (bootable CD/DVD) beyond Hard Drive. Press "F10" to save và exit.

Step 3. Recover data from a hard drive that won"t boot

When you boot from the USB, you can run Data Recovery Wizard from the WinPE bootable disk. Select the drive you want khổng lồ scan lớn find all your lost files. 


Click "Scan" to lớn start the scanning process.


Recover data from the computer or laptop. After the scan completed, you can preview all recoverable files, select the targeted files, và click the "Recover" button to lớn restore your files. You"d better save all of the recovered data khổng lồ another place khổng lồ avoid data overwriting.


After getting back the important files, you can rest assured and boldly use the following methods to lớn solve the no bootable device error.

Fix 1. Check Hard Drive Connection to Fix No Bootable Device 

In the beginning, you should make sure the bootable hard drive is connected to your computer properly. If the connection between the system disk và the computer is loose, the computer may not be able lớn detect the bootable hard drive, & you will come across no bootable device issue.

Note: It"s easy to check the hardware connection on desktop computers. But dissembling a máy tính xách tay is quite complicated. We strongly recommend that you seek professional help.

Step 1. Power off your máy tính or PC completely.

Step 2. Unplug the power nguồn cord and xuất hiện up the case.

Step 3. Check or change a SATA cable. Make sure that the connection is mix up properly between the motherboard & HDD or SSD.

Step 4. Reassemble your computer and restart it to lớn see if it can start normally.

Fix 2. Set the Bootable Hard Drive as Boot Device

If your computer is set khổng lồ boot from an unbootable disk or device, the no bootable device problem will definitely appear. You can change the boot order in BIOS with the steps below.

Related reading: UEFI vs. BIOS: What"s the Difference & Which is Better

Step 1. Restart your computer press the F10 key repeatedly khổng lồ enter the BIOS setup menu. You may also press ESC, F1, F2, or F8 instead of F10 referring to the screen message.

Step 2. Press the right arrow key on your keyboard until the Boot tab is opened.

Step 3.

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Press + or - to lớn move Hard Drive lớn the đứng đầu of the boot order list

Step 4. Press F10 lớn save and exit. Then, restart your computer.


Fix 3. Solve Bootable Device Error with Windows Repair Services

An efficient way to fix Windows 10 booting issues is using manual Windows repair services. professional technical team can help you solve any system startup errors, including system failure, BSOD, unbootable devices, & so on. Windows Recovery Services

Click here to contact our experts for a không tính tiền evaluation

Consult with data recovery experts for one-on-one manual recovery service. We could offer the following services after không tính tiền diagnosis:

Fix Windows boot issues, including BSODFix Windows error và configure Windows environmentRestore the system when it fails to bootOptimize Windows computer khổng lồ make it run quickly

Fix 4. Fix Corrupted MBR to Solve No Bootable Device Error

MBR stands for Master Boot Record và is the first sector that a PC must-read when it opens lớn access a hard disk. If the MBR is corrupted or damaged due lớn a virus attack, power nguồn outage, or bad sectors, you may have the no bootable devices found error.

You can easily fix the corrupted MBR by using Partition Master, an advanced disk management tool. It can manage your hard disk in every way, such as resize/move partition lớn solve low disk space, merge partitions, create/delete/format partition, clone disk, wipe data, and disk/partition conversion.

Download this Windows 10 disk partitioning tool to repair corrupted MBR with step-by-step guides.

Step 1. Create a WinPE bootable disk

Launch Partition Master, click "WinPE Creator" on the toolbar. Select khổng lồ create the bootable disk on a USB drive. If your computer has a CD/DVD drive, you can also create the bootable disk to lớn CD/DVD.Click "Proceed" to lớn finish the process.

Step 2. Boot Partition Master Bootable USB

Connect the bootable USB or CD/DVD khổng lồ your PC. Press F2 or Del when you restart the computer khổng lồ enter the BIOS screen. Set and boot your computer from "Removable Devices" or "CD-ROM Drive". Và then Partition Master will run automatically.

Step 3. Rebuild MBR

Right-click the disk whose MBR is damaged. Choose "Rebuild MBR" lớn continue.Select the type of MBR with the current operating system. Then, click "OK".
Click the "Execute Operation" button at the top-left corner & click "Apply" lớn build the MBR. After that, your computer can boot normally again.

Fix 5. Repair System Files with Installation Media

You may get the no bootable device error when the system files on the hard drive are corrupted. You can try fixing the file with the following method to see if this addresses the issue.

Step 1. Put the Windows installation media drive or CD into your computer & boot from it with the way in Fix 2.

Step 2. Choose the language and region, và then click "Repair your computer".


Step 3. For Windows 10 users, select "Troubleshoot > Advanced options > Command Prompt".


For Windows 7 users, on the System Recovery Options screen, choose "Use recovery tools that can help fix problems starting Windows... > Command Prompt".


Step 4. In Command Prompt, type the SFC command lines & press Enter after each. The sfc /scannow command scans the integrity of all protected operating system files and replaces incorrect, corrupted, changed, or damaged versions with the correct versions where possible.

sfc /scannow /offbootdir=c: /offwindir=d:windows

C is the system drive. You can change the drive letter according lớn your needs.

Fix 6. Fix file System on the Bootable Hard Drive

If the file system of the boot disk is damaged, the hard drive cannot start normally and displays no bootable device error. You can try to lớn repair the corrupted tệp tin system with the CHKDSK command.

If you are unfamiliar with CMD và don"t feel confident about using it, you can apply a simple CHKDSK alternative - partition manager to kiểm tra and repair hard disk errors in simple clicks. 

Step 1. Boot your computer from the Windows installation truyền thông with the ways above.

Step 2. Access the Command Prompt. Enter the following command và press Enter.

chkdsk E: /f /r /x ("E" means the drive letter of the partition you want to lớn repair, you can replace it).

Step 3. Wait for the process khổng lồ complete.


Final Words

No bootable device error on Acer, HP, Dell, and other computers is rather annoying. This article covers the most five effective solutions khổng lồ help you resolve the problem.

You can first check the hard drive connected lớn make sure that the bootable hard drive can be detected by your computer. Then, mix the boot order in BIOS, fix corrupted MBR, system files, và bad sectors with Windows installation CD.

Important: When your computer fails khổng lồ boot, you need to lớn rescue lost data immediately before taking any kích hoạt to resolve the problem. Use data recovery software to restore files efficiently.

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