7 Ways to Fix BOOTMGR Image is Corrupt in Windows 10

If you encounter the “BOOTMGR image is corrupt” error while booting your Windows 10 computer, don’t panic. This issue can be resolved using various methods. In this article, we’ll guide you through seven effective ways to fix the corrupted BOOTMGR image and get your system back up and running.

1. Check the Boot Sequence

One of the most common causes of the “BOOTMGR image is corrupt” error is an incorrect boot sequence. Make sure your computer is set to boot from the correct drive. Follow these steps to check and modify the boot sequence:

1. Enter the BIOS setup by pressing the appropriate key during startup (usually F2, F12, or Del).
2. Navigate to the Boot menu or tab.
3. Ensure that the boot order is set to boot from the hard drive first.
4. If necessary, change the boot order and save the changes before exiting the BIOS.

After making the changes, try booting your computer again.

2. Perform Startup Repair

Windows 10 has a built-in Startup Repair tool that can help fix boot-related issues. Here’s how to use it:

1. Insert your Windows 10 installation media (USB drive or DVD) and boot from it.
2. Select your language, time, and keyboard input, then click “Next”.
3. Click “Repair your computer”.
4. Select “Troubleshoot” > “Advanced options” > “Startup Repair”.
5. Follow the on-screen instructions to complete the repair process.

Once the repair is finished, restart your computer and check if the issue is resolved.

3. Check the RAM

Faulty RAM can also cause the “BOOTMGR image is corrupt” error. Follow these steps to check and replace the RAM if necessary:

1. Turn off your computer and unplug the power cable.
2. Remove the RAM modules and clean the RAM slots with a soft, dry cloth.
3. Reinsert the RAM modules one by one, ensuring they are firmly seated.
4. If the issue persists, try replacing the RAM with known good modules.

If the problem is resolved after replacing the RAM, consider upgrading to higher-quality memory modules.

4. Check the Installation Media

If you’re using a Windows 10 installation media to boot your computer, make sure it’s not corrupted. Here’s how to check:

1. Insert the installation media and boot from it.
2. Select “Repair your computer” from the options.
3. Choose “Command Prompt” from the list of options.
4. In the Command Prompt, type `sfc /scannow` and press Enter.
5. If any corrupted files are found, the system will attempt to repair them.

If the installation media is corrupted, create a new bootable USB drive or DVD using the Media Creation Tool from Microsoft.

5. Check the CMOS Battery

A dead CMOS battery can also cause boot-related issues, including the “BOOTMGR image is corrupt” error. Follow these steps to check and replace the CMOS battery:

1. Turn off your computer and unplug the power cable.
2. Remove the computer’s cover or case.
3. Locate the CMOS battery on the motherboard (usually a coin-shaped battery).
4. Remove the battery and wait for a minute.
5. Reinsert the battery, making sure it’s firmly seated.
6. Replace the cover and plug in the power cable.
7. Turn on your computer and check if the issue is resolved.

If the CMOS battery is dead, replace it with a new one of the same type and voltage.

6. Reinstall Windows

If none of the above methods work, you may need to reinstall Windows 10. Here’s how to do it:

1. Insert your Windows 10 installation media and boot from it.
2. Select “Repair your computer” from the options.
3. Choose “Troubleshoot” > “Reset this PC”.
4. Select “Remove everything” and choose to reinstall Windows.
5. Follow the on-screen instructions to complete the reinstallation process.

Keep in mind that reinstalling Windows will erase all data on your computer, so make sure to back up important files before proceeding.

7. Replace the Hard Drive

If the “BOOTMGR image is corrupt” error persists even after trying all the above methods, it’s possible that your hard drive is failing. In this case, you may need to replace the hard drive. Follow these steps:

1. Turn off your computer and unplug the power cable.
2. Remove the hard drive and replace it with a new one of the same size and type.
3. Reinstall Windows 10 on the new hard drive using the installation media.
4. Restore your data from a backup if available.

If you don’t have a backup, you may need to use data recovery software to retrieve important files from the old hard drive.