# Flash Guard

> Prevents white background flashes during page loads by applying a dark background before content renders.

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

## Overview

- **ID:** `flash-guard`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Mathieu
- **Category:** appearance
- **Daily users:** 1
- **Version:** 1.0.16
- **Last updated:** 2026-04-17
- **First published:** 2026-04-09
- **Size:** 59 KB
- **Data as of:** 2026-09-08
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/flash-guard/)

## Rankings

- #129,761 — Overall
- #78 — flash
- #106 — adobe flash
- #149 — flashcards

## Permissions and access

### Permissions

- `storage`
- `tabs`
- `browserSettings`
- `webRequest`
- `webRequestBlocking`
- `<all_urls>`

### Content script matches

- `<all_urls>`

## Safety

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

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- 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).

## Similar extensions and apps

- [Dark Background Anti-Flash](https://chrome-stats.com/d/dark-background-anti-flash) — 13 users, 4.50 / 5
- [Anti-Flashbang](https://chrome-stats.com/d/anti-flashbang) — 1 users, 4.00 / 5
- [Dark Background Preload](https://chrome-stats.com/d/dark-background-preload) — 19 users, 4.92 / 5
- [Flashback light gradient](https://chrome-stats.com/d/flashback-light-gradient) — 5.00 / 5
- [FlashColors](https://chrome-stats.com/d/flashcolors)
- [colorflash](https://chrome-stats.com/d/colorflash)
- [Chrome Focus](https://chrome-stats.com/d/chrome-dark-focus) — 5.00 / 5
- [Flash Bar](https://chrome-stats.com/d/flash-bar)
- [SPF - Strict Page Freezer](https://chrome-stats.com/d/spf-strict-page-freezer) — 5 users
- [Fast Dark](https://chrome-stats.com/d/fast-dark)
- [Freeze Current Page](https://chrome-stats.com/d/freeze-current-page)
- [Flash Theme A](https://chrome-stats.com/d/flash-theme-a) — 5.00 / 5

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Source: [Chrome-Stats](https://chrome-stats.com/d/flash-guard)