Version 2.5.0

HackBGRT is a Windows boot logo changer for UEFI systems. See README for more information.

Changes in version 2.5.0:

• Properly handle skip-shim with enable-overwrite.
• Improved instructions (documentation).
• Improved error reporting and logging.
• Notable code refactoring, although not interesting to user.

Note: This is an expert tool and may require expert skills to install properly. There is no "technical support" for installation or usage. Only open issues or bug reports for actual bugs.

Version 2.4.1

HackBGRT is a Windows boot logo changer for UEFI systems. See README for more information.

Fixes in version 2.4.1:

• Report better if BCDEdit is unable to operate. (Such as #180.)
• Improve support for non-BCDEdit boot entries. (Helps with #181.)
• Remove old version before copying any new files. (Avoids #185.)
• Allow "uninstalling" even when nothing is installed. (Fixes #171.)

Version 2.4.0

HackBGRT is a Windows boot logo changer for UEFI systems. See README for more information.

Fixes in version 2.4.0:

• Fix BCDEdit boot entries to avoid shim error messages.
• Combine BCDEdit and own code to create boot entries more reliably.

New features:

• Clear the screen to wipe the vendor logo as soon as possible.
  • See README for explanation why the vendor logo cannot be fully replaced.
• Image paths in config.txt may be relative (just file names).

Version 2.3.1

HackBGRT is a Windows boot logo changer for UEFI systems. See README for more information.

Fixes in versions 2.3.0 and 2.3.1:

• Boot entry creation is more reliable, avoids conflicts with firmware entries.
• BitLocker detection is more reliable.

New features:

• AArch64 and ARM builds, and shim for AArch64.

Notice: Remove old versions first!

Before installing the newest version, remove any old versions of HackBGRT: run the setup and select R = remove completely.

Version 2.2.0

HackBGRT is a Windows boot logo changer for UEFI systems. See README for more information.

New features in version 2.2.0:

• Support Secure Boot with shim boot loader.
• Gather debug log during boot and read it with setup.exe.

Version 2.1.0

HackBGRT is a Windows boot logo changer for UEFI systems. See README for more information.

New features in version 2.1.0:

• Crop oversized images, otherwise they are not visible at all.
• Show a warning if BitLocker is enabled.

Version 2.0.0

HackBGRT is a Windows boot logo changer for UEFI systems. See README for more information.

New features in version 2.0.0:

• Log to setup.log.
• Image conversion (GIF, EXIF, JPG, PNG, TIFF) to BMP during setup.
• Quiet (batch) setup.
• Dry run in setup.
• EFI boot entry support in setup.
• Orientation parameter (o=0|90|180|270) for images.

Backwards incompatible changes:

• Configure (edit config and images) before installing.
• Image coordinates are now relative to the center.

Updating from version 1.5 or earlier

• Backup any old images and/or configuration.
• Uninstall the old version (with old or new setup program).
• Make a clean install with the new version. Notice that some configuration options have changed.