File Extension Library

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.EFIRES File Extension

  • Developer by: Apple
  • Category: System Files
  • Format: Binary

What are .EFIRES files and how to open them?

Can't open .EFIRES file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .EFIRES file.

What is a .EFIRES file extension?

.EFIRES file extension is created by Apple. .EFIRES has been classified as System Files. The format of .EFIRES file is Binary.

.EFIRES is EFI Image File

System file used by Mac laptops and desktops; saved in the Extensible Firmware Interface (EFI) format, an Intel format that defines the interface between the firmware and the operating system.

EFIRES files are used for boot screens, lock screens, login screens, and for the process of updating firmware on a computer system. The files can be found on Macs in locations such as:

/System/Library/Caches/com.apple.corestorage/EFILoginLocalizations/

/usr/standalone/i386/EfiLoginUI/

List of all softwares that can open the EFI Image File
Mac
Apple OS X

How to fix problems with .EFIRES files

  1. You need to update the application that you normally use to open .EFIRES files. Only the latest version of the software supports the current .EFIRES file format
  2. You need to check the .EFIRES file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)
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