How to change the root user password of Linux operating system

Changing the root user password of the Linux operating system is a critical operation, please proceed with caution. The following are common steps for changing the root user password:

Changing the root user password of the Linux operating system is a critical operation, please proceed with caution. The following are common steps for changing the root user password:
1. Open the terminal and log in to the system as root user or as a user with administrator privileges.
2. Enter the following command to change the root user password:` passwd root`
3. The system prompts you to enter a new root password, please enter and confirm.
After entering the new root password, the system will confirm whether the password has been successfully changed.
If the message "Password successfully changed" or similar is displayed, it indicates that the root password has been successfully changed.
matters needing attention:
Passwords are case sensitive, please ensure that the password entered matches the one set.
Please carefully keep the root password to ensure its security.
Changing the root password requires administrator privileges. If you are not a root user, please ensure that you have sufficient permissions to perform this operation.
matters needing attention
Ensure that the password strength set is high enough to avoid using overly simple passwords.
Changing the root password may affect other services of the system. Please make backups and necessary configuration updates.
If it is a production environment, please comply with the company's safety regulations and notify the relevant administrators.
I hope the above methods are helpful to you! If you have any further questions, please contact the DNSHE technical support team.

  • root, linux, linux修改root, linux root, 修改root密码, root user password:
  • 0 Users Found This Useful
Was this answer helpful?

Related Articles

Can websites not use SSL certificates? There may be issues with websites not installing SSL certificates

Website security certificate, also known as website SSL certificate. Nowadays, we see many...

Several of the most common encryption and decryption methods

Encryption and decryption are the most commonly used data conversion methods in communication....

Method for modifying server hostname in Linux system

How to modify the hostname in LinuxHow to modify the Linux hostname? You can temporarily modify...

Call WordPress to customize the content of article categories

If we have a custom WordPress article classification, how can we operate it separately if...

Linux adds Swap partition to solve memory shortage problem

preparationFirstly, check if your system already has a Swap partition:swapon -sorfree -mIf no...