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Showing posts from May, 2019

Resetting the root password on RHEL 7 Systems

How to Reset Root Passwords on RHEL 7 and CentOS 7 Linux Systems If you have forgotten your root password on a RHEL 7 server or a CentOS 7 server, you can reset your root password as long as you have access to the GRUB 2 bootloader. (The following example was performed on a RHEL 7.5 server) To access the GRUB 2 bootloader, boot your system and wait for the GRUB 2 menu to appear: Boot System and wait for GRUB 2 menu Boot your system and wait until the GRUB2 menu appears. On some systems you may need to press the "Escape" key to access the GRUB 2 menu. Highlight OS Entry Highlight your Operating System and then press " e " to edit. Find line beginning linux Find the line beginning with linux . In this example the line begins linux16 . Manually Edit Line Using the arrow keys and the delete key, manually delete the following entries rhgb and quiet from the line. Next, append the following statement to the end of the line init=/bin