Reset the Root password for CentOS7.0 and set centos7.0 to root.

Reset the Root password for CentOS7.0 and set centos7.0 to root.

First, go to the Enable menu and press e to edit the existing kernel, as shown in

Scroll through the list, find ro, replace it with rw, and add init =/sysroot/bin/sh to it, and finally change

Press CTRL + X to enter the single-user mode. In this mode, you can change the password.

Run chroot/sysroot first

Run passwd root to set a new password.

After setting the password, run touch/. autorelabel to update SELinux parameters.

Then restart.