Solution for linux to forget the root password

& Amp; 65279; & amp; 65279; what should I do if I forget the root password when using the inux system? Is the system reinstalled? What if zookeeper forgets the root password when using the inux system? Is the system reinstalled? Of course not! Change the root password in single-user mode. How to enter.

1. restart linux

Press enter within 3 seconds. the following page is displayed:

Enter e

Enter single at the end of the second line with a space. The specific method is to move the header down to the second line, and press "e" to enter the editing mode.

Add a single carriage return

Finally, press "B" to start the instance. after the instance is started, it enters the single-user mode.

Now you have entered the single-user mode. you can change the root password. The password change command is passwd.