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This article mainly introduces "how to change the ROOT password in linux". In the daily operation, I believe many people have doubts about how to change the ROOT password in linux. The editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about "how to modify the ROOT password in linux". Next, please follow the editor to study!

I. purpose

Root in Linux is a super administrator with supreme authority over the operating system, but it's a headache if you forget root's password. How can we change the password when we really forget it? Today we are going to change the password of root.

Second, the current environment

Operating system: RHEL6.5_x86_64

III. Implementation steps

Overview 1. Press any key to enter menu 2 before the system boots. Select the corresponding kernel "e" to proceed to the next step 3. Select kernel "e" to enter edit mode 4. Add "space" single "enter" to confirm 5. Press "b" to restart to enter single user mode 6. Modify root password command "passwd root" 7. Restart the server command "reboot"init 6" can also directly start the graphical interface "init 5"

1. Select the corresponding kernel version

Press any key before the system boot to enter the menu, first encounter the GNU GRUB option, press the key "e" to proceed to the next step.

2. Select kernel

Enter an interface with three lines of options, you can choose through the up and down keys, select the second kernel, and press "e" to enter edit mode.

3. Enter the editing mode.

Add "space" after rhgb quiet, then enter "single", or enter the number "1" directly and enter enter to confirm.

4. Restart

Make sure to go back to the interface shown in 2 and press "b" to start.

5. Modify the root password

After entering the command line, use "passwd root" to change the password of root.

6. Restart the server

After modification, reboot or init 6 (restart) can be used. You can also open the graphical interface directly with init 5.

7. Log in to your root account

Just enter the root user name and the newly modified password

At this point, the study on "how to change the ROOT password in linux" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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