This repository contains the scripts and pre-compiled binaries used to create the rpi-eeprom package which is used to update the Raspberry Pi 4 bootloader and VLI EEPROMs.
Please check the Raspberry Pi general discussion forum if you have a support question.
The Raspberry Pi Imager provides an EEPROM recovery image which may be used to reset the bootloader and VLI EEPROMs to factory defaults.