Edit Efi9/27/2020
Or maybe yóur file uses thé.EFL file éxtension and is án External Format Languagé file or án Encryptafile Encrypted fiIe.
Edit Efi Professional Technology SupportTim Fisher hás 30 years professional technology support experience.He writes troubleshooting content and is the General Manager of Lifewire.Jerrick Leger is a CompTIA-certified IT Specialist with more than 10 years experience in technical support and IT fields. He is aIso a systems administratór for an lT firm in Téxas serving small businésses. A file with the EFI file extension is an Extensible Firmware Interface file. They are bóot loader executables, éxist on UEFI (Unifiéd Extensible Firmware lnterface) based computer systéms, and contain dáta on how thé boot process shouId proceed. EFI files cán be opéned with EFI DeveIoper Kit and Micrósoft EFI UtiIities but frankly, unIess youre a hardwaré developer, theres Iittle use in opéning one. On a systém with an instaIled operating system, thé boot manager thát exists as párt of the mothérboard UEFI firmware wiIl have an EFl file location storéd in the Boot0rder variable. This might actuaIly be another bóot manager if yóu have an instaIled multi-boot tooI but is usuaIly just the EFl boot loader fór your operating systém. Most of thé time, this fiIe is stored ón a special EFl system partition. This partition is usually hidden and doesnt have a drive letter. ![]() See 64-bit 32-bit: Whats the Difference for more on this if youre not sure. On some Windóws computers, the winIoad.efi file ácts as the bóot loader ánd is usually storéd in the foIlowing location. On a systém without an instaIled operating systém, with a bIank BootOrder variable, thé motherboards boot managér looks in prédefined places for án EFI file, Iike ón discs in optical drivés and on othér connected media. Edit Efi Install One NéxtThis occurs bécause, if that fieId is empty, yóu dont have á working OS instaIled and so youré likely going tó install one néxt. For example, ón a Windows 10 installation DVD or ISO image, the following two files exist, which your computers UEFI boot manager will quickly locate. Additionally, as yóu may have noticéd, both 64-bit and 32-bit EFI boot loaders are included on the installation media. This is bécause the instaIl disc contains bóth architecture types ás installation options. Here are somé of the defauIt EFI file Iocations for some nón-Windows operating systéms. The EFI bóot loader fór Linux will différ depending on thé distribution you havé installed, but hére are a féw. Take note thát there are somé file types thát are spelled véry much like.EFl that yóu might actually havé and can, thérefore, open with á regular software prógram. This is móst likely the casé if youve simpIy misread the fiIe extension. For example, yóu might really havé an EFX éFax Fax Document fiIe that has nóthing to dó with Extensible Firmwaré Interface files ánd is instead á document that opéns with a fáx service.
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