You have to logon to single user mode and give passwd command.if it is not working try booting from cd and go to rescue mode and use passwd command. Regards, Sudheesh ----- Original Message ----- From: siju thomas To: schoolgnu@xxxxxxxxxxxxx Sent: Friday, April 03, 2009 12:34 PM Subject: [School-GNU-Linux] How can i change my root password in linux 3.0. Please give me necessary steps to change root password regards siju