Situation 1:
After the machine reloaded Windows, the boot started directly into Windows, the original Linux system is lost.
This is due to the overbearing of Windows. After reloading Windows, Windows rewritten MBR and covered GRUB. Solution is simple: use Linux first installation disk to enter the Linx Rescue mode, execute the following two commands: chroot / mnt / sysimage # Change Linux root directory GRUB-INSTALL / DEV / HDA # Install GRUB to MBR
Situation 2
After installing Linux, boot start and discover the loss of Window system
Log in to Linux with root users, use fdisk -l to view current partition information
From the list, you can see the information of the WINIDOWS partition. Find the wins of the first partition device number, assume that it is HDA1.
Open /etc/grub.conf, add the following information
Title Windows 2000 OS
Rootnoverify (HD0, 0) # HD0 is the first physical Disk, 0 means the device number of the WINS main partition HDA1: 1-1 = 0
ChainLoader 1 # Activate WINS home partition
