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A Beginner's Guide to the "BOOTMGR is missing" Error Code in Windows

If you are a Windows user, you might have encountered various error codes that can be frustrating and confusing. One such error is the notorious "BOOTMGR is missing" message that appears on your screen. This error prevents the Windows operating system from booting, leaving you stranded and wondering what went wrong. In this guide, we will walk you through what this error means and provide solutions to fix it.

Understanding the "BOOTMGR is missing" Error

"BOOTMGR is missing" indicates that the Boot Manager, a vital component of the Windows bootloader, is either damaged or missing. The Boot Manager is responsible for loading the operating system, and without it, your computer cannot start Windows.

There are several reasons why this error might occur:

• A corrupt or missing Boot Configuration Data (BCD) file.
• A faulty or unplugged hard drive.
• Incorrect boot order configuration in BIOS/UEFI settings.
• A hard drive issue, such as bad sectors or disk failure.

How to Fix the "BOOTMGR is missing" Error

Now that we understand the potential causes, let's explore some solutions to fix this error:

1. Check your boot devices

Make sure that all external storage devices (e.g., USB drives, CDs) are disconnected from your computer. Restart the system and see if the error has disappeared. Sometimes, the computer might mistakenly try to boot from an external device instead of the internal hard drive.

2. Rebuild the BCD

If the Boot Configuration Data (BCD) file is corrupted or missing, you can rebuild it using the Windows installation disc. Follow these steps:

1. Insert the Windows installation disc and restart your computer.
2. Select your language and click "Next," then click "Repair your computer."
3. Choose the operating system you want to repair and click "Next."
4. In the System Recovery Options, open the Command Prompt.
5. Type bootrec /rebuildbcd and press Enter.
6. Follow the on-screen prompts to complete the process.

3. Repair the Master Boot Record (MBR)

The Master Boot Record (MBR) can sometimes become corrupted, resulting in the "BOOTMGR is missing" error. Here's how you can repair it:

1. Boot from the Windows installation disc.
2. Select your language, click "Next," and then click "Repair your computer."
3. Open the Command Prompt in the System Recovery Options.
4. Type bootrec /fixmbr and press Enter.
5. Follow the on-screen instructions to complete the process.

FAQs

Q: Can I fix the "BOOTMGR is missing" error without a Windows installation disc?

A: Yes, you can use a system repair disc or a recovery drive created from a working Windows computer to access the System Recovery Options and follow the steps mentioned above. Alternatively, you can check if your computer manufacturer provides a recovery partition that allows you to repair your system.

Q: What if the above solutions don't work?

A: If the error persists even after trying the above methods, it is recommended to seek professional help. Our remote computer repair service at OnlinePcTechnicians.com specializes in diagnosing and resolving various computer issues, including the "BOOTMGR is missing" error. Visit our website to learn more about our remote computer repair and tech support services.

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