# grub-file > Check if a file is of a specific bootable image type. > More information: . - Check if a file is an ARM EFI image: `grub-file --is-arm-efi {{path/to/file}}` - Check if a file is an i386 EFI image: `grub-file --is-i386-efi {{path/to/file}}` - Check if a file is an x86_64 EFI image: `grub-file --is-x86_64-efi {{path/to/file}}` - Check if a file is an ARM image (Linux kernel): `grub-file --is-arm-linux {{path/to/file}}` - Check if a file is an x86 image (Linux kernel): `grub-file --is-x86-linux {{path/to/file}}` - Check if a file is an x86_64 XNU image (Mac OS X kernel): `grub-file --is-x86_64-xnu {{path/to/file}}`