
Termix is an open-source, forever-free, self-hosted, all-in-one server management platform. It provides a web-based solution for managing your servers and infrastructure through a single, intuitive interface. Termix offers SSH terminal access, SSH tunneling capabilities, and remote file editing, with many more tools. In this step by step guide I will show you how to install Termix on your UGREEN NAS using Docker & Portainer.
š”Note:
This guide works perfectly with the latest Termix v26.10.1 release.
š”Note: Check out my guide on how to Install Termix on Your Synology NAS.
STEP 1
Please Support My work by Making a Donation.
STEP 2
InstallĀ Portainer using my step by step guide. If you already have Portainer installed on your UGREEN NAS, skip this STEP. Attention: Make sure you have installed the latest Portainer version.
STEP 3
Go toĀ Files and open the docker folder. Inside the docker folder, create one new folder and name it termix. Follow the instructions in the image below.
Note: Be careful to enter only lowercase, not uppercase letters.

STEP 4
ā ļøMandatory: Add Read & Write Permissions to the Docker Folder.
STEP 5
Log into Portainer using your username and password. On the left sidebar in Portainer, click on Home then click inside the local rectangle. Follow the instructions in the image below.

On the left sidebar in Portainer, click on StacksĀ thenĀ + Add stack. Follow the instructions in the image below.

STEP 6
In the Name field type in termix. Follow the instructions in the image below.
Note: Copy Paste the code below in the Portainer Stacks Web editor.
services:
termix:
image: ghcr.io/lukegus/termix:latest
container_name: Termix
healthcheck:
test: timeout 10s bash -c ':> /dev/tcp/127.0.0.1/5674' || exit 1
interval: 10s
timeout: 5s
retries: 3
start_period: 90s
ports:
- 5674:5674
volumes:
- /volume1/docker/termix:/app/data:rw
environment:
PORT: 5674
depends_on:
- guacd
restart: on-failure:5
guacd:
image: guacamole/guacd:latest
container_name: Guacd
ports:
- 4822:4822
restart: on-failure:5

STEP 7
Scroll down on the page until you see a button namedĀ Deploy the stack. Click on it. Follow the instructions in the image below. The installation process can take up to a few minutes. It will depend on your Internet speed connection.

STEP 8
If everything goes right, you will see the following message at the top right of your screen: āSuccess Stack successfully deployedā.

STEP 9
š¢Please Support My work by Making a Donation. Almost 99,9% of the people that install something using my guidesĀ forget to support my work, or justĀ ignoreĀ STEP 1. Iāve been very honest about this aspect of my work since the beginning: I donāt run any ADS, I donāt require subscriptions, paid or otherwise, I donāt collect IPs, emails, and I donāt have any referral links from Amazon or other merchants. I also donāt have any POP-UPs or COOKIES. I have repeatedly been told over the years how much I have contributed to the community. Itās something I love doing and have been honest about my passion since the beginning. But I also Need The Community to Support me Back to be able to continue doing this work.
STEP 10
The installation process can take up to a few seconds/minutes. It will depend on your Internet speed connection. Now open your browser andĀ type in http://ugreen-ip-address:5674 You will be prompted to create an Administrator Account. Type in your own details. Click Sign up.Ā Follow the instructions in the image below.

STEP 11
Select the options that you want, then click Next. Follow the instructions in the image below.

STEP 12
Select Balanced. Click Next. Follow the instructions in the image below.

STEP 13
Choose your favorite theme. Click Next. Follow the instructions in the image below.

STEP 14
In the GUACD URL area, type in http://YourLocalNASIP followed by :4822
Click Save and check.
Follow the instructions in the image below.

STEP 15
You will see a message that says “guacd is running at yournasip followed by :4822“.
Click Next. Follow the instructions in the image below.

STEP 16
Click Done. Follow the instructions in the image below.

STEP 17
Go to Control Panel / Terminal / Check to Enable SSH. Enable SSH service on port 22 then click Apply.Ā Follow the instructions in the image below.

STEP 18
Go to Host Manager to add your first host. Click + Add Host. Follow the instructions in the image below.

STEP 19
Go to HostsĀ to add your first host. Click + Add Host. Follow the instructions in the image below.

STEP 20
Type in your local UGREEN NAS IPĀ and a friendly name, I have added mariushosting as a friendly name. Scroll down the page. Follow the instructions in the image below.

STEP 21
Type in your NAS administrator name. Type in your NAS administrator password. Click Add Host. Follow the instructions in the image below.

STEP 22
Click on your host terminal. Confirm the fingerprint SHA256. You are now connected to your Synology NAS via SSH! You can add multiple Hosts! Follow the instructions in the image below.

STEP 23
Note: If you want to run the Termix container over HTTPS, check How to Run Docker Containers Over HTTPS. Do NOT use https:// in front of your DDNS / DOMAIN in the IP area.

Enjoy Termix on your UGREEN NAS!
šTROUBLESHOOTING
Note: If you want to run the Termix container over HTTPS, check out How to Run Docker Containers Over HTTPS on Your UGREEN NAS.
šNote/Update/Container: How to Update Your Docker Containers on UGREEN NAS Using Portainer.
š³Note: How to Create Docker Shortcuts on Desktop.
šNote: How to Update Portainer to the latest version.
šNote: How to Clean Docker.
This post was updated on Thursday / October 15th, 2026 at 1:11 AM