How do I modify GRUB to recognize my Windows installation which is on another disk in a dual boot system?

Updated 2013-10-02T13:45:40+00:00


  • Not able to install Red Hat Enterprise Linux  and Microsoft Windows on two hard drives for dual booting.


  • Red Hat Enterprise Linux (all versions)
  • Microsoft Windows (all versions)
  • The Red Hat Enterprise Linux installation is on /dev/hda drive or primary master device
  • The Windows installation is on the /dev/hdb drive or primary slave device

Subscriber content preview. For full access to the Red Hat Knowledgebase, please log in.

Not a subscriber? Learn more about the benefits of Red Hat Subscriptions.