64 Bit | Grub4dos Installer 1.1

1. Creating a Multi-Boot USB Drive
Combine Hirens Boot CD, GParted Live, MemTest86, and a Windows PE ISO on one old USB stick—all bootable via Grub4DOS’ menu.

2. Resurrecting Old PCs
For Pentium 4/Core 2-era machines with BIOS and 4GB RAM, Grub4DOS offers a lightweight, reliable boot manager. grub4dos installer 1.1 64 bit

3. Booting DOS for Flashing BIOS
Many motherboard BIOS update tools still require real DOS. Grub4DOS can boot a FreeDOS floppy image (IMG) flawlessly. The installer only writes the boot code

Add to menu.lst:

title Secret OS
password 12345
chainloader (hd0,2)/bootmgr

The installer only writes the boot code. You must now ensure the drive has the necessary files to load. Example menu

Example menu.lst entry to boot an ISO:

title Boot Linux Mint ISO
find --set-root /linuxmint.iso
map /linuxmint.iso (0xff)
map --hook
root (0xff)
kernel /casper/vmlinuz file=/cdrom/preseed/linuxmint.seed boot=casper quiet splash --
initrd /casper/initrd.lz
boot

Despite its age, Grub4dos Installer 1.1 remains relevant for: