水莹儿 发表于 2018-5-6 12:44:25

ubuntu设置系统默认启动

终于又重装了xubuntu,本人是XP和Xubuntu双系统,装好之后默认启动是xubuntu。
在终端输入:(本人使用root登录的)
http://blog.51cto.com/hurly/data:image/png;base64,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
打开之后,文本中包含 set default="0" 这就是默认启动的系统
在文本中搜索 menuentry 以我的为例:
menuentry 'Ubuntu,Linux 3.2.0-29-generic'   //----ubuntu
menuentry 'Ubuntu,Linux 3.2.0-29-generic (恢复模式)'
menuentry "Memory test (memtest86+)"
menuentry "Memory test (memtest86+, serial console 115200)"
menuentry "Microsoft Windows XP Professional (on /dev/sdc1)"
从0数起,"Microsoft Windows XP Professional (on /dev/sdc1)" 为第4个,将set default="0" 改为 set default="4" 就可默认启动xp系统了,其他系统也一样。

如果上述方法不行,将下列内容(一定要备份grub.conf文件)
### BEGIN /etc/grub.d/30_os-prober ###
menuentry "Microsoft Windows XP Professional (on /dev/sdb1)" --class windows --class os {
    insmod part_msdos
    insmod fat
    set root='(hd0,msdos1)'
    search --no-floppy --fs-uuid --set=root CC47-1222
    drivemap -s (hd0) ${root}
    chainloader +1
}
### END /etc/grub.d/30_os-prober ###
复制到if [ "${linux_gfx_mode}" != "text" ]; then load_video; fi之后。
ubuntu的root在这:http://hurly.blog.51cto.com/5951421/996832
页: [1]
查看完整版本: ubuntu设置系统默认启动