To give you a better answer, could you clarify or what device you're trying to use it with?
This exclusive version of the HxC firmware installer provides a direct .hex file for manual flashing via programmers (e.g., ST-Link, USBasp, or compatible bootloader). Unlike the standard automated installer, the exclusive HEX edition is intended for advanced users who require low-level write access, custom configuration, or integration into existing flashing toolchains without the GUI wrapper. hxcfwinstallerhex exclusive
While there are no mainstream commercial reviews for a single .hex file, community feedback from forums such as GBAtemp and specialized Discord servers highlights the following: To give you a better answer, could you