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When firing up our computers or laptops, nothing is more frustrating than encountering an error message right from the start. One such error that often leaves users scratching their heads is the “BOOTMGR is missing” error. This error can prevent the operating system from loading properly, rendering our devices practically unusable. However, fear not! This introduction aims to shed light on the cause of this error and provide a comprehensive guide on how to fix it, ensuring that you can get your trusty machine up and running again in no time.
BOOTMGR, also known as Windows Boot Manager, is used to control the boot process of Windows. In the process of using Windows, you encounter the error BOOTMGR is missing. Let’s find out the reason and how to fix it in the article below.
The cause of the BOOTMGR . error
– BOOTMGR files are missing or corrupted or misconfigured.
– The hard drive or flash drive that the PC is trying to load is not properly configured, meaning the computer is trying to boot from a non-bootable device.
– If the hard drive is damaged or has bad sectors, then you may also get this error.
– Outdated BIOS and problems in upgrading the operating system also suffer from this error.
– Other reasons include: Damaged or misconfigured hard drive and files and damaged hard drive interface cable.
Fix error BOOTMGR is missing on Windows
a. Restart your computer or laptop.
First, try to restart your computer, laptop because most likely the other message is just a fake message or your computer and laptop may automatically fix the error and you can completely boot. your computer, laptop into the operating system normally.
b. Check the external storage device again.
Check the USB ports, memory card slots or external hard drives. Because most likely your PC is trying to boot from those devices and because they do not contain a boot file or an operating system that your PC can boot.
To fix this you just need to make sure they are disconnected or the floppy drive, the CD drive has no floppy or CD in it.
c. Use Windows Startup to fix Boot Volume errors.
Restart your computer and press the F8 key or the F12 key to activate Boot Settings.
On the next screen you choose to start the computer from the drive or USB drive.
After the boot process finishes, the Install Windows interface will be displayed on the screen. Here you select Language, Time and currency and Keyboard and then click Next.
On the next interface, select Repair your computer and then select your operating system version and click Next.
On the next interface, select Repair your computer and then select your operating system version and click Next.
Windows 7: On the System Recovery Options window, select Startup Repair to automatically scan and fix Windows errors.
Windows 8, 8.1 and Windows 10: After clicking Repair your computer, select Troubelshoot and then select Advanced options.
Next select Automatic Repair (Windows 8 and 8.1) or Startup Repair (Windows 10) to start fixing your Windows computer.
Once the process is complete, you will be asked to restart your Windows computer. Your task is to restart the computer and you’re done.
d. Write a new Boot Sector partition on Windows 7,8,8.1 and Windows 10.
If the “Boot Sector” partition is wrong or corrupted, your Windows computer will not boot properly and will display the error BOOTMGR is missing during the boot process. In this case you can fix the error by writing a new Boot Sector partition.
On Windows 7 : Access System Recovery Options then select Command prompt.
On Windows 8, 8.1 and Windows 10 : From the Repair your computer window, select Troubleshoot => Advanced options => Command Prompt.
On the Command Prompt window, enter bootrec /fixboot there and press Enter. Now on the screen you will see the message The operation completed successfully.
Next restart your computer by pressing Ctrl + Alt + Del.
Also if the BCD (Boot Configuration Data) fails,… Windows cannot boot either. At this time, the screen also displays the error message BOOTMGR is missing.
e. Reinstall Windows operating system
If you try the above methods and still do not fix it, the option to reinstall the operating system is the last option. But remember to back up your data before doing that.
f. Check your hard drive
If even the last step doesn’t work, it’s clear that your PC has a hardware problem. Please remove your hard drive and check the hard drive cables for loose or damaged, then try the above methods again. If that still doesn’t work, then you can only remove the hard drive and replace it with a new hard drive. Then proceed to reinstall a new operating system.
The above article shows you some ways to fix the error BOOTMGR is missing, hopefully it will help you in the process of using your computer!
In conclusion, the “BOOTMGR is missing” error is a common problem that many computer or laptop users may encounter. The primary cause of this error is a corrupted or missing BOOTMGR file, which is responsible for loading the operating system during the startup process.
However, fixing this issue is relatively straightforward. Firstly, it is recommended to check if any external storage devices, such as USB drives or CDs, are connected to the computer and remove them. These external devices can sometimes interfere with the booting process.
If that does not resolve the issue, the next step is to restart the computer and access the BIOS settings. In the BIOS menu, users should ensure that the correct boot order is set. Typically, the computer’s hard drive should be listed as the first boot device.
If the issue persists, users may need to repair the Master Boot Record (MBR) or rebuild the boot configuration data using the Windows installation media. This can be done by inserting the installation disc or USB drive and accessing the repair/recovery options.
Alternatively, users can run the Startup Repair tool, which is built into the operating system. This tool can automatically diagnose and fix common boot problems, including the “BOOTMGR is missing” error.
It is worth noting that if none of the above solutions work, the error might indicate a more severe hardware issue, such as a faulty hard drive. In such cases, seeking professional assistance may be necessary.
In summary, the “BOOTMGR is missing” error can be frustrating, but it is generally fixable by following a few simple steps. By checking for external devices, reviewing the boot order, and performing repair options, users can resolve this issue and ensure their computer or laptop boots properly.
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