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Ubuntu how to set the root account password, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain in detail for you, people with this need can come to learn, I hope you can gain something.

After installing ubuntu, the password of root is not set by default. If you use the su command, you cannot switch to the root permission. If you need to set the pppoe account, you must use the su command to switch to root. So you need to set the root password and enter: sudo passwd root in the gnome terminal.

A link to this question:

Linuxidc.com/Linux/2007-11/9158.htm "> http://www.linuxidc.com/Linux/2007-11/9158.htm

Http://lgjmfyx.blog.163.com/blog/static/4695507720095910739815/

How do I set / change / enable the password of a root user?

Sudo passwd root

To enable the root account (that is, to set a password), use:

Sudo passwd root

When you have finished using it, block the root account to use:

Sudo passwd-l root

This will lock the root account.

How do I switch to root identity in terminal mode?

Sudo-s-H

Password: the benefits of disabling root by default include the following.

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