 It also provides a way to enter and explore the EFI pre-boot environment using an interactive shell, for example shellx64_v2.efi .rEFInd is the active fork of the now-abandoned rEFIt and the default Unified Extensible Firmware Interface (EFI) boot manager for TrueOS.The popular Manjaro installer "Architect" also adopted rEFInd by 2018.