2nd March 2009
in
System, Uncategorized
Afraid you might mess up your MBR? Back up the bootsector:
dd if=/dev/hda of=bootsector.img bs=512 count=1
If anything goes wrong, you can boot from a LiveCD and restore the bootsector with
dd if=bootsector.img of=/dev/[...]
Tags: bootsector, mbr
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7th November 2008
in
Hardware
Whenever you reinstall Windows with an existing Linux installation already present on the hard drive, the MBR gets an overwrite. You can restore GRUB to the previous settings by booting a Linux Live CD and following the [...]
Tags: bios, grub, mbr, windows
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