Here in the code CDLABEL =BOOT ,BOOT must be your usb name given to usbįor Redhat first we need to copy the image folder into the root folder and give the code as below as per your path to vmlinuz and initrd.imgįind –set-root /ISO/redhat6.2/isolinux/vmlinuz Kernel /LiveOS/vmlinuz0 root=live:CDLABEL=BOOT rootfstype=auto ro liveimg quiet rhgb rd.luks=0 rd.md=0 rd.dm=0 Kernel /ISO/ubuntu/vmlinuz iso-scan/filename=/ISO/ubuntu/ubuntu-11.iso file=/cdrom/preseed/ed boot=casper nopromptįor windows 7 just unzip the iso into the root directory of the drive and use the code aboveįor ubuntu and linux mint we must unzip the files for vmlinux and initrd and put in same folder as in ISOįor fedora first we need to extract the LiveOS folder to the root of our pendrive and also extract vmlinuz and initrd.img to the LiveOS folder form isolinux folder and the following to the menu.lst Kernel /ISO/mint/vmlinuz iso-scan/filename=/ISO/mint/linuxmint-12.iso file=/cdrom/preseed/ed boot=casper nopromptįind –set-root –ignore-floppies /ISO/ubuntu/initrd.lz Kernel /ISO/puppy/vmlinuz pmedia=usbflash psubdir=ISO/puppyįind –set-root –ignore-floppies /ISO/mint/initrd.lz Title find and boot RedHat/Centos/Fedora Linux with menu.lst already installedįind –set-root –ignore-floppies /ISO/puppy/initrd.gz Title FIND AND BOOT BOOTMGR of Windows VISTA/7 Kernel /ISO/fedora/vmlinuz0 rootfs=auto root=UUID= liveimg live_dir=/LiveCD/LiveOS/ ro quiet rhgb My menu is as below i put my iso’s in a folder named ISO in the drive and each iso has its own corresponding foldersĬolor blue/green yellow/red white/magenta white/magenta

Now copy the grldr and menu.lst files from the downloaded and put it in the hard disk Now click the Part List Refresh button, then the dropdown box and finally select the Whole disk (MBR) option.Ĭheck the Don’t search floppy option, leave all the other options unchecked and cleared and then click the Install button to install Grub4DOS to the MBR of the flashdrive. You should be able to tell which disk is your flashdrive by the size shown for each drive. Once the program is started, select the Disk option, then click the Disk Refresh button and then select your flashdrive from the dropdown box Grub4dos is mainly a boot manager which can be installed in a pen drive or portable hard disk to use as a parallel grub if ur on board grub is down.this can be also used to install certain linux os directly from the iso in the hard disk.This mainly work for ubuntu linux mint and puppy iso’s.tthe grub can be also used to log in to the xp and windows 7 if the bootloader is lost.įirst we need to install the grub4dos into the pendrive.get the grub4dos from following linkĪnd unzip to get grubinst_gui.exe and run it.

Grubinst_gui download