Rescatux has a graphical interface with a menu of operating system rescue tasks. Rescatux is a free bootable live CD/USB that can repair GRUB and the Windows bootloader. Once installed, you can fix your Windows bootloader by running the below command in the terminal: sudo dd if=/usr/lib/syslinux/mbr/mbr.bin of=/dev/sda Now run these commands to install syslinux, which is a suite of lightweight IBM PC MBR bootloaders for starting up computers with the Linux kernel. I/O size (minimum/optimal): 4096 bytes / 4096 bytes Sector size (logical/physical): 512 bytes / 4096 bytes The output tells you the disk information: Disk /dev/sda: 320.1 GB, 320072933376 bytesĢ55 heads, 63 sectors/track, 38913 cylinders, total 625142448 sectors Run this command to check your disk: sudo fdisk -l When you're in Ubuntu, open the terminal and follow the below steps. This can be useful if you don't have a Windows DVD on hand.īoot into your Ubuntu operating system. This tutorial shows how to repair your Windows bootloader (MBR) from Ubuntu dual boot or Ubuntu live DVD/USB.
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