Install Usermin on Debian 12

This guide provides a step-by-step tutorial on how to install Usermin on Debian 12. Usermin is a web-based interface for webmail, password modifying, mail filters, fetchmail, and much more, according to the Webmin page. It is intended for typical non-root users on a Unix system, and it restricts their abilities to actions that they could take if they were logged in using SSH or at the console.

Install Usermin on Debian 12

Follow the steps below to install Usermin on Debian 12.

Update Debian 12 System

We will start by updating Debian 12 packages to the latest;

sudo apt update && sudo apt upgrade -y

Reboot the system after a successful update and upgrade;

sudo reboot now

Install the Required Dependencies on Debian 12

To install Usermin on Debian 12, you need to install the following packages;

sudo apt install unzip libapt-pkg-perl libauthen-pam-perl libio-pty-perl libnet-ssleay-perl python3 apt-show-versions shared-mime-info -y

Download .deb Usermin Package File

Using the wget command, obtain the Usermin .deb package file on Debian 12;


Install Usermin

After obtaining the Usermin .deb package file, we proceeded to install it as follows;

sudo dpkg -i usermin_2.002_all.deb

Configure Usermin Access Permission on Debian 12

On successful installation of Usermin on Debian 12, edit /etc/usermin/miniserv.conf to configure permission;

sudo vim /etc/usermin/miniserv.conf

Add the contents below at the end of the file above. Remember to replace the IP address below with your server IP;


Usermin listens for connections on port 20000 across all network interfaces by default. Allow this port through the firewall;

sudo ufw allow 20000

Now restart Usermin;

sudo systemctl restart usermin

Check Usermin status;

systemctl status usermin


Install Usermin on Debian 12

Access Usermin Web Interface on Debian 12

Navigate to your browser and enter https://<usermin-server-IP>:20000 to access Usermin.

Accept the self-signed SSL warning and proceed to the Usermin login page.

Login using your user credentials;

Install Usermin on Debian 12

After a successful login, you will land on the following Usermin Dashboard;

Install Usermin on Debian 12


This marks the end of our guide on how to install Usermin on Debian 12. Utilize the amazing features of Usermin.

Further Reading

Read more about Usermin on its documentation page.

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Install Webmin on Debian 12

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