How to Install Webmin on Debian 11

Webmin is a web-based dashboard that allows sysadmins to manage Linux and Unix-like systems (especially servers). Webmin allows system administrators to manage user accounts, updating packages, system log files, configuring firewalls, email, database, postfix, etc.

First, check for any pending system updates,

apt update

apt upgrade

Add APT Repository

To install or update Webmin in Debian 11 using APT, Edit /etc/apt/sources.list file and add the following lines at the end of the file.

deb sarge contrib

Import and Add Webmin Repository Key.

apt-key add jcameron-key.asc    

Installing Webmin

Install Webmin by running the following command.

apt-get update
apt-get install webmin


root@server:~# apt-get install webmin
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
The following additional packages will be installed:
  libauthen-pam-perl libio-pty-perl libnet-ssleay-perl
  perl-openssl-defaults unzip

Start Webmin

/etc/init.d/webmin start

To access Webmin, open the URL from your web browser: https://IP_address:10000


  1. When logging in for the first time, you will see an 'invalid SSL' warning.
  2. Simply click on the 'Advanced' tab and then 'Accept the risk and Continue'.

Login to the Webmin web interface using your root user and password.


Once you log in, you will be redirected to the Webmin dashboard.