[Solved] Windows Boot Manager Not Showing in BIOS

Sometimes, some users encounter a confusing problem: Windows Boot Manager not showing in BIOS. It will prevent the computer from booting properly.

Why is Windows Boot Manager not showing in BIOS? It may be caused by various reasons like outdated BIOS, bad boot configuration, corrupted boot configuration data, corrupted hard drives, corrupted hard drive sectors, and failed hardware connections.

Well, how to fix the Windows Boot Manager missing from BIOS issue? Please keep reading. Before performing the complex solutions below, you should first try removing all external devices and restarting all power and data cables.

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Solution 1. Change the Boot Order in BIOS

Different computers may have different BIOS settings, but they usually share similar boot options. To modify the boot sequence, access the BIOS menu by pressing the F2 or Delete key during boot. Once in the BIOS, navigate to Boot or Boot Sequence settings. Then modify the boot order to set the correct drive as the first boot device.

Save them and proceed to restart the computer. Then check if you can see the Boot Manager.

Solution 2. Create a New Boot Sector

The no Windows Boot Manager in BIOS error may occur if there is corruption or boot corruption in the partition, especially the Windows partition. Such problems can be attributed to a variety of factors, including an aging hard drive, virus infection, or malware attack. In this case, we recommend using the following method to create a new boot sector:

Step 1: Turn off your PC and then turn it on. Once the Windows logo appears on your screen, press and hold the Power button to turn off your PC again. Repeat this step until you enter the Recovery window.

Step 2: Once you get into the Windows Recovery Environment (Windows RE), select Advanced options.

Step 3: After that, go to Troubleshoot > Advanced options > Command Prompt.

Step 4: Once you enter the Command Prompt, type bootrec /fixboot and press Enter.

After executing the command, you will see the message “The operation completed successfully.” Now, restart your computer using the Ctrl + Alt + Del keys and select the restart option.

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Solution 3. Rebuild BCD

If your boot configuration data (BCD) is corrupted or misconfigured, you must rebuild it to eliminate the “Windows Boot Manager not showing in BIOS” error.

Step 1: Enter the Command Prompt in Windows RE following solution 2.

Step 2: Type bootrec/rebuildbcd and press Enter.

Step 3: Type attrib c:\boot\bcd -h -r -s and press Enter. It will remove read-only and hidden files from Windows BCD. Now type another command ren c:\boot\bcd bcd.old to rename the stored BCD.

Step 4: Now type bootrec /rebuildbcd again and press Enter. This time it will ask to add the boot to the list. Type Y and press Enter. Wait a few seconds until the “Operation Successful” message appears on the screen.

Solution 4. Check the Hard Disk for Bad Sectors

As mentioned above, corruption in the specific hard disk sectors can also impact the boot process. So, you should check the hard disk for bad sectors. To do that, you can take advantage of a powerful disk manager – MiniTool Partition Wizard. It can help you check bad sectors.

MiniTool Partition Wizard DemoClick to Download100%Clean & Safe

Step 1: Boot the PC from the created bootable USB flash drive.

Step 2: In the main interface of MiniTool Partition Wizard, select the target disk and click on Surface Test from the left panel.

Step 3: Click on the Start Now button. After that, this tool will scan the whole drive immediately and show you the test result.

Step 4: When the hard drive error test process is completed, the bad sectors on the hard drive will be marked with red color. In this case, you can either use this bad sector repair guide or consider replacing it with a new one.

Solution 5. Enable the Boot Menu via CMD

The startup manager is usually not visible because it is usually closed by default. However, you can easily enable it using the Command Prompt command. Just type bcdedit /set {bootmgr} display bootmenu yes in it and press Enter.

Windows Boot Manager not showing up in BIOS can be a frustrating problem. You can refer to the solutions above to solve it. If you have any other solutions, you can share them with us in the following comment zone.

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