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Disable Firefox telemetry

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Works with any MacWorks with any Mac running macOS/OS X on Intel or Apple Silicon.
  • macOS onlyThis script improves your privacy on macOS
  • Single actionThis page belongs to a script, containing basic changes to achieve a task.
  • Impact: Minimum

    System Functionality / Data Loss Risk: Low

    This action improves privacy with minimal impact when you run the recommended script.

  • Bash (Shell script)These changes use macOS system commands to update your settings.
  • Administrative (sudo) access requiredThis script requires privilege access to do the system changes
  • Fully reversible

    You can fully restore this action (revert back to the original behavior) using this website.

    The restore/revert methods provided here can help you fix issues.

Overview​

Missing Good Quality Documentation

This page does not yet meet PrivacyLearn's documentation standards. The script/action is stable and verified by community. Here are some options for you to understand its functionality:

Computer-generated docs (PREVIEW)

This documentation may be low quality but still useful.
Read computer-generated explanation

This documentation is automatically extracted from the code implementation.

This input —disable Firefox telemetry— delivers step-by-step guidance for how to keep your data private from online privacy enforcement on macOS. Coupled with this, steps to undo the modifications from this page are included in this collection.

Cyber data privacy assurance creates a safe space for personal growth and expression. Let's optimize data privacy assurance settings: start here to proceed with the process. If you're in doubt about a step, take a moment to review. It's better to pause than to make a mistake.

Reference: https://github.com/privacysexy-forks/policy-templates/blob/master/README.md

Technical Details​

  • The modification here changes system analytics behavior to reach smart data collection filters and this customization can also to maintain stricter online data privacy guardrail. This can make better use of system power for the purpose of efficient telemetry handling.
  • To be able to increase data handling protection, this change orchestrates core operating system settings to accomplish secured system settings. With optimize software and hardware performance, this helps to realize efficient operations.
  • This executable adjusts macOS preference controls to help optimize data privacy handling in conjunction with managing system settings. This would keep the system running well, to benefit from optimizing system behavior.
  • This adjustment controls privileged operations to strengthen system privacy handling and this tweak helps to obtain monitored execution.

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Review code

Requires technical knowledge about Bash (Shell script)
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Safe for General Use
All actions in this script is recommended for all users. This is recommended for all users to improve without any noticeable impact on the system functionality.

Apply Now​

Choose one of three ways to apply:

Download script​

Download and run the script directly
  • No app needed
  • Offline usage
  • Free
  • Open-source
Help

How to apply or restore "Disable Firefox telemetry" using script​

  • ≈ 3 min to complete
  • Tools: Web Browser
  • Difficulty: Medium
  • ≈ 5 instructions
  1. 1

    Download

    Download the script file by clicking on the   Apply protection  button above.
    Use   Undo protection button above to restore changes.
  2. 2

    Keep the file

    If warned by your browser, keep the file.
  3. 3

    Open

    Open the downloaded file.
  4. 4

    Exit

    Once it's done, press any key to exit the window.
  5. 5

    Restart

    Restart your computer for all changes to take effect.

Apply with privacy.sexy​

Guided, automated application with safety checks
  • Recommended for most users
  • Includes safety checks
  • Free
  • Open-source
  • Popular
  • Offline/Online usage
Open privacy.sexy
Help

How to apply or restore "Disable Firefox telemetry" using privacy.sexy​

  • ≈ 3 min to complete
  • Tools: privacy.sexy
  • Difficulty: Simple
  • ≈ 4 instructions
privacy.sexy is free and open-source application that lets securely apply this action easily with more advanced options.
  1. 1

    Open or download

    Open or download the desktop application
  2. 2

    Choose script

    1. Search for the script name: Disable Firefox telemetry
    2. Check the script by clicking on the checkbox.
  3. 3

    Run

    Click on ▶️ Run button at the bottom of the page.

    This button only appears on desktop version (recommended). On browser, use 💾 Save button.

Run commands​

Copy and run commands manually Requires technical knowledge
Apply changes
# Enable Firefox policies so the telemetry can be configured.
sudo defaults write /Library/Preferences/org.mozilla.firefox EnterprisePoliciesEnabled -bool TRUE
# Disable sending usage data
sudo defaults write /Library/Preferences/org.mozilla.firefox DisableTelemetry -bool TRUE
Help

How to apply or restore "Disable Firefox telemetry" using commands​

  • ≈ 2 min to complete
  • Tools: Terminal app
  • Difficulty: undefined
  • ≈ 3 instructions
  1. 1

    Open terminal

    Open Terminal app.
  2. 2

    Copy code

    Copy the code:
    Copy Apply Code Copy Revert Code
  3. 3

    Paste & run

    Paste the code into Terminal and press Enter to run.

    Some changes require a system restart to take effect

Similar Guides​

Wider Goal​

The guide below includes this guide to achieve a wider goal.

See other more general settings that includes this one as one of its actions.

These plans combine multiple privacy settings, including this one, for stronger protection.

Configure programs — This inventory lays out the steps for how. Alongside this, process to revert the last operation is detailed below. Unintended consequences of ...

— Configure programs

Same Goal​

Other guides in Configure programs 

See settings that are in the same category as this guide.

Using other actions in the same category may help you achieve your goal better.

Configure Parallels Desktop
Disable Microsoft Office telemetry
Remove Google Software Update service
Disable Homebrew user behavior analytics
Disable NET Core CLI telemetry
Disable PowerShell Core telemetry

About the Creators​

These people have authored this documentation and written its scripts:

  • Avatar of undergroundwires. The creator of PrivacyLearn and privacy.sexy. Black and white portrait showing a person wearing a polka dot tie and suit jacket, reflecting the professional expertise behind the privacy protection tools.
    • Certified security professional
    • 7+ years experience securing banks
    • Open-source developer since 2005
    • EU advisor, Public Speaker, Moderator
    • Hundreds across the globe
    • Testers, reviewers, developers
    • Companies, military agencies
    • Community since 2017
About Us

Reviewed By​

This guide has undergone comprehensive auditing and peer review:

  • Expert review by undergroundwires​

    • Verified technical accuracy and editorial standards
    • Assessed system impact and user privacy risks

  • Public review by large community​

    • Privacy enthusiasts and professionals peer-reviewed
    • Millions of end-users tested across different environments

History​

We continually monitor our guides, their impact and all other privacy options. We update our guides when new information becomes available. On every update, we publicly store who made the change, what has been changed, why the change was made and when the change was made.

Review Change History Our Change Process