Centos7 forgot root Password Reset

Centos7 forgot root Password Reset

Centos7 (rht7) forgot the root password reset method:

1. the kernel interface appears at startup. Press E to enter the modification mode;

2. Find the line with the kernel version and add: console-tty0 rd. break after the kernel version press CTRL + X

3. In the command line # mount-o remount, rw/sysroot/

4. # chroot/sysroot/

5. # passwd

Enter the new password 6.2 times

7. # touch/. autorelabel

8. # exit

9. # reboot

After restart, you can use the new password to log on to the root user.