# Disable Page Visibility API

> Firefox add-on to disable the Page Visibility API. This prevents e.g. video conferencing systems from tracking whether you are currently in another window.

Canonical page: [https://chrome-stats.com/d/disable-visibility-api](https://chrome-stats.com/d/disable-visibility-api)

## Overview

- **ID:** `disable-visibility-api`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Marvin Schopf
- **Category:** privacy-security,tabs
- **Daily users:** 332
- **Weekly downloads:** 6
- **Rating:** 4.22 / 5 (9 ratings)
- **Version:** 1.0.3
- **Last updated:** 2021-01-31
- **First published:** 2021-01-30
- **Size:** 45 KB
- **Data as of:** 2026-09-10
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/disable-visibility-api/)

## Description

**Disable Page Visibility API** is a privacy-focused Firefox add-on designed to block websites from detecting whether their tab is active or if you have switched to another window. This is particularly useful for video conferencing systems that try to track your tab activity and presence.

The extension disables the Page Visibility API, ensuring your privacy during online meetings and other browsing activities. It's open source, with the code available on GitHub, and has a recognizable icon inspired by "Expand New Tab" from the Noun Project.

This straightforward tool empowers users to maintain greater control over their online visibility and privacy without compromising browsing experience.

## Rankings

- #6,318 — Overall
- #3 — visibility
- #25 — disable
- #111 — prevent
- #113 — page
- #128 — expand

## Permissions and access

### Content script matches

- `*`

## Safety

- **Risk impact:** Moderate risk impact
- **Risk likelihood:** Low risk likelihood

### Analysis details

- Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/disable-visibility-api)