This will add two files in your Windows Boot partition (System Reserved): A file ANGx and NST/AutoNeoGrubx.mbr where x is a counter of your Linux menu entries in BCD. Also here, your MBR remains untouched.Īdd a Linux Ubuntu entry in BCD using EasyBCD. I found another way to achieve the same, in a somewhat easier way. Linux → Install and Configure CrunchBang Linux on the Lenovo T410 Laptop Specified the time for dispalying the boot menu :Īt the end of boot menu, there is a new entry now “ubuntu”ġ. Specified which windows partition contains the ubuntu.bin file: bcdedit /set /addlast This helps to copy paste the id needed to be inputed several tiles without mistake. Opened a notepad file, inputed the entry and saved it. Opened cmd with administrative privilage (Start > Run > cmd in box > right clicking cmd > Run as Administator)īcdedit /create /d “ubuntu” /application bootsector bin file by :ĭd if=/dev/xxxy of=/mnt/tmp/ubuntu.bin bs=512 count=1 (xxxy determined by gparted) (sdc6 in my case)Įxit from terminal and rebooted into Windows 7.Ĭut and paste the ubuntu.bin file from Windows 10 Pro partition housed at sdb7 to the root of windows 7 (c:) Mount -t ntfs-3g /dev/xxxy /mnt/tmp (xxxy determined by gparted) (sdb7 in my case)Ĭopied first 512 bytes of the ubuntu partition to a. Then mounted the device representing a 114 GB NTFS partition already present in my disk housing Windows 10 Pro 64-Bit to this mount point (I suppose one can use any NTFS partition this way):.Created a temporary mount point by : 1.Sudo grub-install dev/xxxy -force (xxxy determined by gparted)(sdc6 in my case) Installed grub again in the ubuntu partition by :.This gave me grub menu and I pressed the first entry in it - “ubuntu” to boot normally.Booted ubuntu partition by Super Grub Disk.

Steps followed in detail - First disabled fastboot of windows. However, I am indebted to olfred as from his remark I guessed that I was wasting time with neogrub bootloader using grub4dos or Easybcd. So, it is not true what olfred remarked “I believe the bcdedit only works with UEFI.” Neither I updated the MBR of primary disk containing Windows 7 as it was the last thing I wanted to do. I have successfully booted Ubuntu 17.04 by creating an entry in the windows bootloader through bcdedit.

Easybcd make partition bootable