# YouTube Auto Fullscreen

> A simple add-on that automatically opens YouTube videos in fullscreen mode

Canonical page: [https://chrome-stats.com/d/youtube-auto-fullscreen](https://chrome-stats.com/d/youtube-auto-fullscreen)

## Overview

- **ID:** `youtube-auto-fullscreen`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Removed
- **Publisher:** Flame Quests
- **Daily users:** 25
- **Weekly downloads:** 2
- **Rating:** 2.60 / 5 (5 ratings)
- **Version:** 1.4
- **Last updated:** 2026-03-08
- **First published:** 2024-09-10
- **Size:** 9.61 KB
- **Data as of:** 2026-04-29
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/youtube-auto-fullscreen/)

## Permissions and access

### Permissions

- `*://*.youtube.com/*`

### Content script matches

- `*.youtube.com`

## Safety

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

### Analysis details

- Request access to the following domains: youtube.com
- This extension is not longer available in the store

> 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/youtube-auto-fullscreen)