How to Import Mozilla Firefox ADMX Files into Intune

Introduction

By importing Mozilla Firefox's ADMX templates into Intune, you are adding policies that allow you to configure the Firefox browser on your Windows devices. Once you've imported the ADMX files, you will have Firefox-specific settings to configure and deploy using Intune's Configuration Profiles. In this article, we'll review the steps specifically for Mozilla Firefox. To learn more about importing any third-party ADMX files, click the link below:

Importing Third-Party ADMX Files to Intune

Import Steps

NOTE:

The ADML file is the language file referenced by the ADMX templates. According to Microsoft, only one ADML file can be used and it must be en-US (English).

Step 1: Download the ADMX & ADML Files

• Click here to automatically download the ADMX and ADML files from Mozilla's GitHub.

• Unzip the compressed file to view the contents.

• Under the Windows subfolder, you'll need the firefox.admx and mozilla.admx files.

• Expand the en-US folder to retrieve the firefox.adml and mozilla.adml files.

Step 2: Import Files into Intune

• Open the Intune Portal

• Navigate to Devices > Windows > Configuration

• Select the Import ADMX tab then select + Import

Step 2a: Import the Mozilla ADMX & ADML Files

IMPORTANT:

You must import the mozilla.admx and mozilla.adml files first, or the import will fail!

Once the status is Available, you can import the firefox.admx and firefox.adml files.

• Select the folder icons and navigate to the recently downloaded Mozilla ADMX and ADML files.

• Select Next and review + create.

• Once the status is Available you can move to Step 2b.

Step 2b: Import the Firefox ADMX & ADML Files

• Start the import process over again.

• Select the folder icons and navigate to the recently downloaded Firefox ADMX and ADML files.

• Select Next and review + create.

Step 3: Check Out the New Mozilla Firefox Templates

• While in the Intune Portal, navigate to Devices > Windows > Configuration

• Select the Policy tab

• Select + Create and then select + New Policy

  • Platform: Windows 10 and later

  • Profile Type: Templates

  • Template Name: Imported Administrative templates (Preview)

• Select Create and then name the deployment.

• You should now be able to see a Mozilla folder in the list of templates.

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