How to use command to switch user login in Linux

In Linux, use the "su - [username]" command to switch users. 1. Open a terminal and type "su - [username]" (replace with the target username). 2. Enter the target user password and press Enter. 3. Complete the switch. Note: Use "su -" to switch to any user, including root, but requires entering the target user's password, not the current user's password. Use caution when using root privileges.

Switch Linux user login command

In a Linux system, you can use the command line to easily switch between different users. switch between.

Command:

<code>su - [用户名]</code>

Steps:

1. Open a terminal window.

2. Enter the following command:

   <code>su - [用户名]</code>

   where [username] is the user you want to switch to.

3. Enter the password of the target user.
4. Press the Enter key.

For example:

To switch from the current user to a user named "bob", execute the following command:

<code>su - bob</code>

Note:

• Use the "su -" command to switch to any user, including the root user.
• When using the "su -" command, you need to enter the password of the target user, not the password of the current user.
• Please exercise caution when switching to the root user, as the root user has permission to make significant changes to the system.

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