Easily retrieve the lost root password in the Linux operating system

In the 21st century, science and technology have developed rapidly, and many scientific and technological products have been launched one after another. If you are a Linux User and learn about the Linux operating system, you may forget the root password. Here we will introduce how to retrieve the root password and hope to solve your troubles.

GRUB: On the boot loader menu, type [e] to enter the editing mode.

You will face a list of pilot projects. Find the following output sentence lines:
Kernel/vmlinuz-2.4.18-0.4 ro root =/dev/hda2

Press the arrow keys until the line is highlighted and then press [e].

Now you can add a single entry at the end of the text to tell GRUB to guide the Linux mode of a single user. Press the [Enter] key to make the editing result take effect.

You will be taken with the edit mode screen. From here, press and GRUB will guide the single-user Linux mode. After loading, you will face a shell prompt similar to the following:
Sh-2.05 #

Now, you can change the root command and type:
Bash # passwd root

You will be asked to retype the password for verification. After the password is changed, you can enter reboot at the prompt to reboot. Then, you can log on as the root user as usual.

LILO: when the system starts to display the LILO boot screen, press TAB for the graphic Boot Mode to enter the text mode, and then at LILO

Enter Linux single press enter to enter the password-free console, and then use the passwd command to change the root password. In this way, you can easily retrieve the root password in the Linux operating system.

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