- The bootx64.efi file is crucial for UEFI mode booting of modern operating systems.
- Common errors are due to corruption, accidental deletion or misconfiguration of EFI partitions.
- In Windows, you can repair the EFI loader with commands like bootrec and diskpart.
- On Linux, the EFI partition structure should be checked to avoid conflicts.
When you try to boot or install an operating system on a computer, errors related to the file bootx64.efi can be frustrating and leave many users wondering what is causing it. This file is a crucial part of the EFI (Extensible Firmware Interface) based boot process and any issues with it can disrupt the normal boot of the operating system.
In this article, we will explain in detail what the file is. bootx64.efi, its function, the possible reasons why the error appears and, most importantly, how to solve it effectively, whether on operating systems such as Windows o distribuciones de Linux. In addition, we will review cases where this file could be deleted or configured incorrectly.
What is bootx64.efi file?

The file bootx64.efi it's a cargador de arranque which is located in EFI (Extensible Firmware Interface) partitions. Its main purpose is to load and run the operating system during the computer boot process. This file is very common in modern operating systems such as Windows y Linux that work with hard drives partitioned in GPT (GUID Partition Table) format.
In simple terms, if your computer is configured to boot in mode UEFI, el archivo bootx64.efi will be essential to properly run the operating system. However, any corrupción, incorrect configuration or lack of this file can lead to errors when starting the system.
Common causes of bootx64.efi problems
There are different reasons why an error related to bootx64.efiBelow we present the most common causes:
- EFI File Corruption: If the bootx64.efi file is corrupted, the system will not be able to load it properly, resulting in boot errors.
- Incorrect EFI partition configuration: Some systems have incorrectly configured EFI partitions or extra directories that interfere with the operating system boot.
- Accidental disposal: The file may have been deleted by mistake, especially if manual changes were made to disk partitions or during a reinstallation of an operating system.
- Conflicts with multiple operating systems: On computers that have more than one operating system installed, there may be conflicts between different boot loaders.
- BIOS/UEFI Errors: Incorrect settings in BIOS or UEFI mode can also cause problems with bootx64.efi.
How to identify and resolve the bootx64.efi error

If you are facing such an error, there are different ways to identify and resolve the problem depending on the operating system you are using. Below are the most effective solutions:
1. Repair EFI Bootloader in Windows
If you are using Windows and you experience this error, you can try to repair the EFI partition boot record by following these steps:
- Boot to the menu Advanced options boot Windows using the installation media or recovery menu.
- Select the option Reparar tu computadora and access the System symbol.
- Type the following commands one by one:
diskpartsel disk 0list vol
- Verify that the EFI partition is formatted FAT32 and assign a drive letter to it, for example:
sel vol [número de la partición]assign letter=[letra]
- Exit the diskpart program with
exity ejecuta los siguientes comandos:cd /d [letra]:\EFI\Microsoft\Boot\bootrec /FixBootbcdboot c:\Windows /s [letra]: /f ALL
These steps will rebuild the cargador de arranque and should solve the problem in most cases.
2. Solution on Linux systems
Para usuarios de Linux, the errors with bootx64.efi may arise during the installation of a new distribution or when setting up dual boot with Windows. If you encounter this problem, check the partition structure on your system. The EFI partition should normally contain directories like Boot y GRUB, but if you detect additional files, it could be a problem with previous configurations.
If you think that a directory like /EFI/Boot/ should not be there, check if it is being used by some system. If in doubt, see if you can remove it after performing a back.
How to prevent future problems

In addition to resolving current errors, you can take steps to prevent errors related to bootx64.efi en el futuro:
- Keep up to date BIOS/UEFI de tu equipo.
- Perform backups of your partitions before making major changes.
- Avoid deleting files or directories from the EFI partition without prior knowledge.
- Use reliable tools to manage partitions and operating systems in dual configurations.
Understanding the role of the archive bootx64.efi and how to handle it is essential for any user who wants to solve boot problems on their computer. By following the steps above and maintaining good practice in disk and partition management, you can solve these problems and keep your computer running smoothly.
I am a technology enthusiast who has turned his "geek" interests into a profession. I have spent more than 10 years of my life using cutting-edge technology and tinkering with all kinds of programs out of pure curiosity. Now I have specialized in computer technology and video games. This is because for more than 5 years I have been writing for various websites on technology and video games, creating articles that seek to give you the information you need in a language that is understandable to everyone.
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