# killfullscreenmode

> Exits fullscreen mode for the first window once per second. A horrible hack I wrote to work around a bug in which my Firefox browser will automatically enter fullscreen mode randomly.

Canonical page: [https://chrome-stats.com/d/killfullscreenmode](https://chrome-stats.com/d/killfullscreenmode)

## Overview

- **ID:** `killfullscreenmode`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Firefox user 13694608
- **Category:** other
- **Version:** 1.1resigned1
- **Last updated:** 2024-04-25
- **First published:** 2018-01-15
- **Size:** 7.93 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/killfullscreenmode/)

## Description

killfullscreenmode is a Firefox add-on that automatically exits fullscreen mode for the first window once per second. It is a hack created to address a bug in Firefox where the browser randomly enters fullscreen mode.

## Rankings

- #134,571 — Overall

## Safety

- **Risk impact:** Very low risk impact
- **Risk likelihood:** Moderate risk likelihood

### Analysis details

- This permission has no access or impact on the user's system or data, thus carrying no risk.
- 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/killfullscreenmode)