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>> EFIRES file

EFIRES file format description

Many people share .efires files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .efires file can be edited, converted or printed with. On this page, we try to provide assistance for handling .efires files.

1 filename extension(s) found in our database.

.efires - Mac OS X EFI Image

EFIRES file is a Mac OS X EFI Image. UEFI is meant to replace the Basic Input/Output System (BIOS) firmware interface, present in all IBM PC-compatible personal computers. In practice, most UEFI images provide legacy support for BIOS services.

.efires file format description:
EFIRES format
Mac OS X
Other files
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Mac OS X EFI Image related links:
Mac OS X EFI Image related extensions:
Mac OS X Address Book Backup
Apple Address Book Contact List Database
Address Book CoreData Person Data
Mac OS X Disk Information File
Mac OS X Bill of Materials File
AppleTalk Desktop Database

Naturally, other applications may also use the .efires file extension. Even harmful programs can create .efires files. Be especially cautious with .efires files coming from an unknown source!

Can't open a .efires file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

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