UEFI SPECIFICATIONS AND TEST TOOLS ACCESS
The UEFI Specifications and Test Tools identified below are available for downloading and to read only. By downloading any of the UEFI Specifications or Test Tools you acknowledge that no license, express or implied, is granted to you to distribute, additionally reproduce, implement or otherwise use for any purpose (other than to read only) the UEFI Specification or Test Tool, and that all rights, title and interest in and to the UEFI Specifications and Test Tools, including all intellectual property rights of any type whatsoever, are owned by the UEFI Forum, or subject to rights granted to the UEFI Forum.
A license to distribute, additionally reproduce, implement or otherwise use (other than to read only) the UEFI Specifications or Test Tools can be obtained by executing and returning the UEFI Adopter Membership Agreement (free membership). You may send your completed UEFI Adopter Membership Agreement to UEFI Administration at admin@uefi.org.
UEFI Specifications
- ACPI Specification
- UEFI Specification
- UEFI Shell Specification
- UEFI Platform Initialization Specification
- UEFI Platform Initialization Distribution Packaging Specification
UEFI Test Tools
Previous versions of these documents, if applicable, can be found below.
- UEFI ACPI Specification 6.0, Errata A (Released January 2016, 14 MB)
- UEFI ACPI Specification 6.0 (Released April 2015, 11 MB)
- UEFI ACPI Specification 5.1, Errata A (Released April 2015, 5 MB)
- UEFI ACPI Specification 5.1 (Released July 2014, 1 MB)
- UEFI ACPI Specification 5.0 Errata B, (Released August 2014, 1 MB)
- UEFI Specification Version 2.5 Errata A (Released January 2016, 14 MB)
- UEFI Specification Version 2.5 (Released April 14, 2015, 12.7 MB)
- UEFI Specification Version 2.4 A (Released December 19, 2013 incorporating approved Errata, 11 MB)
- UEFI Specification Version 2.4 (Released July 11, 2013 incorporating new content and approved Errata, 11MB)
- UEFI Specification Version 2.3.1 D (Released April 23, 2013 incorporating approved Errata, 11 MB)
- UEFI Specification Version 2.3.1 (Released June 27, 2012 incorporating approved Errata Revision "C", 10 MB)
- UEFI Specification Version 2.3.1 (Released May 1, 2012 incorporating approved Errata Revision "B", 11 MB)
- UEFI Specification Version 2.3.1 (Released September 7, 2011 incorporating Errata Revision, "A," 10 MB)
- UEFI Specification Version 2.3.1 (Released April 8, 2011, 10 MB)
- UEFI Specification Version 2.3 (Released April 26, 2011 incorporating approved Errata Revision, "E," 10 MB)
- UEFI Specification Version 2.3 (Released November 10, 2010 incorporating Errata Revision "D," 10 MB)
- UEFI Specification Version 2.2 (Released November 11, 2010, incorporating approved Errata revision "D", 10 MB)
- UEFI Specification Version 2.1 (zip, 8 MB)
- UEFI Specification Version 2.1 (incorporating approved Errata through October 8, 2008) (zip, 9 MB)
- UEFI Shell Specification Version 2.0, Errata A (Released May 2012, 1 MB)
- UEFI Shell Specification Version 2.0 (zip, 800k)
- UEFI Platform Initialization Specification Version 1.3, Errata A (Released April 2015, 7 MB)
- UEFI Platform Initialization Specification Version 1.3 (Released July 2013, 7 MB)
- UEFI Platform Initialization Specification 1.2 Errata C (Released October 2011, zip 7 MB)
- UEFI Platform Initialization Specification 1.2 Errata B (Released July 2010, zip 4 MB)
- UEFI Platform Initialization Specification Version 1, Errata A
- UEFI SCT 2.3 package (zip, 26 MB)
- UEFI SCT 2.1 Package (zip, 24 MB)
If you have additional questions, please contact UEFI Administration at admin@uefi.org.