How to reset the Root password of CentOS7

The CentOS7 virtual machine has not been used for a while, and the root password does not exist. the method for modifying the root password found on the Internet is recorded here. 1-in the start grub menu, select edit option to start 2-press keyboard e to enter the editing page 3-find the line of Linux16, change ro to rwinit =/sysroot/bin/sh4-now press

The CentOS7 virtual machine has not been used for a while, and the root password does not exist. the method for modifying the root password found on the Internet is recorded here.

1-in the enable grub menu, select edit option to start

2-press the keyboard key e to enter the editing page

3-find the line in Linux 16 and change ro to rw init =/sysroot/bin/sh.

 

4-now press Control + x to start in single user mode

5-now, you can use the following command to access the system

 

chroot /sysroot

 

6-reset the password

 

passwd root

 

7-update system information

 

touch /.autorelabel

 

8-exit chroot

 

exit

 

9-restart your system

 

reboot