How to Install Stirling-PDF on Your UGREEN NAS

How to Install Stirling-PDF on Your UGREEN NAS

Stirling-PDF is a powerful locally hosted web based PDF manipulation tool using Docker and AI that allows you to perform various operations on PDF files, such as splitting merging, converting, reorganizing, adding images, rotating, compressing, and more. In this step by step guide I will show you how to install Stirling-PDFĀ on your UGREEN NAS using Docker and Portainer.

šŸ’”Note: This guide works perfectly with the latest Stirling-PDF v0.36.3Ā release.

šŸ’”Note: Check out my new guide on how to Install Stirling-PDF on Your Synology NAS.

  • STEP 1

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  • 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

Add Read & Write Permissions to the Docker Folder. If you have already added the Read and Write Permissions to the Docker Folder, skip this STEP.

  • STEP 4

Go toĀ File ManagerĀ and open the docker folder. Inside the docker folder, create one new folder and name itĀ stirling. Follow the instructions in the image below.
Note: Be careful to enter only lowercase, not uppercase letters.

Stirling-PDF UGREEN NAS Set up 1

  • STEP 5

Now create three new folders inside the stirling folder that you created at STEP 4 and name them logs, data, config. Follow the instructions in the image below.
Note: Be careful to enter only lowercase, not uppercase letters.

Stirling-PDF UGREEN NAS Set up 2

  • STEP 6

Log into Portainer using your username and password. On the left sidebar in Portainer, click on StacksĀ thenĀ + Add stack. Follow the instructions in the image below.

UGREEN NAS Portainer Add Stack

  • STEP 7

In the Name field type in stirlingpdf. Follow the instructions in the image below.

Note: Copy Paste the code below in the Portainer Stacks Web editor.

services:
  stirling-pdf:
    container_name: Stirling-PDF
    image: stirlingtools/stirling-pdf
    mem_limit: 4g
    cpu_shares: 1024
    security_opt:
      - no-new-privileges:true
    healthcheck:
      test: timeout 10s bash -c ':> /dev/tcp/127.0.0.1/8080' || exit 1
      interval: 10s
      timeout: 5s
      retries: 3
      start_period: 90s
    ports:
      - 7890:8080
    volumes:
      - /volume1/docker/stirling/data:/usr/share/tessdata:rw # Required for extra OCR languages
      - /volume1/docker/stirling/config:/configs:rw
      - /volume1/docker/stirling/logs:/logs:rw
    environment:
     PUID: 999
     PGID: 10
     DOCKER_ENABLE_SECURITY: true # or false
     SECURITY_ENABLELOGIN: true #or false
     SECURITY_INITIALLOGIN_USERNAME: marius
     SECURITY_INITIALLOGIN_PASSWORD: mariushosting   
     INSTALL_BOOK_AND_ADVANCED_HTML_OPS: false #or true
     SECURITY_CSRFDISABLED: true #or false
     SYSTEM_DEFAULTLOCALE: en_US # or fr_FR or de_DE
     UI_APPNAME: mariusPDF
     UI_HOMEDESCRIPTION: mariushosting PDF Description
     UI_APPNAMENAVBAR: mariushosting PDF
     SYSTEM_MAXFILESIZE: 5000 # Set the maximum file size in MB
     METRICS_ENABLED: true
     SYSTEM_GOOGLEVISIBILITY: false # or true
    restart: on-failure:5

Note: Before you paste the code above in the Web editor area below, change the value numbers for PUIDĀ andĀ PGIDĀ with your own values. (Follow my step by step guide on how to do this.)
Note: Before you paste the code above in the Web editor area below, change the values for SECURITY_INITIALLOGIN_USERNAME and type in your own username. marius is an example for a username. You will need the Username later at STEP 11. āš ļøWarning: Do NOT use Special Characters for the username.
Note: Before you paste the code above in the Web editor area below, change the values for SECURITY_INITIALLOGIN_PASSWORD and type in your own password. mariushosting is an example for a password. . You will need this password later at STEP 11. āš ļøWarning: Do NOT use Special Characters for the password.
Note: Before you paste the code above in the Web editor area below, change the value for SYSTEM_DEFAULTLOCALE. Examples: en_US for English, de_DE for German, fr_FR for French etc. (Select your current Default Language from this list.)
Note: Before you paste the code above in the Web editor area below, change the value for UI_APPNAME. Choose a name for the app in the Homepage. mariusPDF is an example of a Homepage name.
Note: Before you paste the code above in the Web editor area below, change the value for UI_HOMEDESCRIPTION. Choose a name for the app Description. mariushosting PDF Description is an example of a Description.
Note: Before you paste the code above in the Web editor area below, change the value for UI_APPNAMENAVBAR. Choose a name for the Navigation bar. mariushosting PDF is an example of a Navigation bar name.

Stirling PDF UGREEN NAS Set up 3 new 2026

  • STEP 8

Scroll down on the page until you see a button called 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.

Stirling PDF UGREEN NAS Set up 4 new 2026

āŒ›Now just wait because the Stirling-PDF image is about 1.6GB.

  • STEP 9

If everything goes right, you will see this message at the top right of your screen: ā€œSuccess Stack successfully deployedā€œ.

Stirling PDF UGREEN NAS Set up 5 new 2026

  • STEP 10

Go back toĀ STEP 1Ā or you will deal with karma šŸ™‚

  • STEP 11

The installation process can take up to a few seconds/minutes. It will depend on your Internet speed connection. Now open your browser and type in http://ugreennas-ip-address:7890 Add your own Username and Password that you have previously created at STEP 7 then click Sign in. Follow the instructions in the image below.

Stirling PDF UGREEN NAS Set up 6 new 2026

  • STEP 12

Your Stirling PDF dashboard at a glance!

Stirling PDF UGREEN NAS Set up 7 new 2026

  • STEP 13

You can easily change the language and the theme from light to dark. Follow the instructions in the image below.

Stirling PDF UGREEN NAS Set up 8 new 2026

  • STEP 14

All the Stirling PDF Tools at a glance!

Stirling PDF UGREEN NAS Set up 9 new 2026

Enjoy Stirling-PDF on your UGREEN NAS!

This post was updated on Monday / December 16th, 2024 at 8:40 PM