Who is Fixer for YouTube for?

Fixer for YouTube is a consumer product built for youTube viewers using Firefox.

Does Fixer for YouTube have a free plan?

Yes — Fixer for YouTube is free to use.

What platforms does Fixer for YouTube run on?

Fixer for YouTube runs on the web and embeddable surfaces.

Is Fixer for YouTube still active?

Unverified. Fixer for YouTube has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

Who makes Fixer for YouTube?

Fixer for YouTube is developed by ATCTAS.

How long has Fixer for YouTube been around?

Fixer for YouTube first shipped in 2026.

Back to the index

Fixer for YouTube

Name: Fixer for YouTube
Author: ATCTAS

mozilla.orgVideo & media players

Fixer for YouTube is a Firefox browser extension that lets users choose and lock YouTube video playback resolution from 144p through 4K. It also provides an option to disable YouTube’s number-key seeking shortcut.

FreeWebEmbeddable

Visit mozilla.org

Overview

5 features

In the Video & media players space, Fixer for YouTube takes a focused approach. It focuses on preventing YouTube from changing playback resolution automatically and from seeking when number keys are pressed. Fixer for YouTube is a consumer product aimed at youTube viewers using Firefox. It is available for free. It runs on the web and embeddable surfaces.

ATCTAS builds and maintains Fixer for YouTube, and it first shipped in 2026. Key capabilities include resolution picker, quality locking, and 4K playback. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Resolution picker
Quality locking
4K playback
Number-key toggle
YouTube controls

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed1 Sept · 21:15 UTC
Fixer for YouTube verified against its public source
Source: PulseGate · Open

Frequently asked questions about Fixer for YouTube

What does Fixer for YouTube do?: Fixer for YouTube focuses on preventing YouTube from changing playback resolution automatically and from seeking when number keys are pressed. It is catalogued under Video & media players on PulseGate.
Who is Fixer for YouTube for?: Fixer for YouTube is a consumer product built for youTube viewers using Firefox.
Does Fixer for YouTube have a free plan?: Yes — Fixer for YouTube is free to use.
What platforms does Fixer for YouTube run on?: Fixer for YouTube runs on the web and embeddable surfaces.
Is Fixer for YouTube still active?: Unverified. Fixer for YouTube has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
Who makes Fixer for YouTube?: Fixer for YouTube is developed by ATCTAS.
How long has Fixer for YouTube been around?: Fixer for YouTube first shipped in 2026.
What languages does Fixer for YouTube support?: The interface is available in 32 languages, including Czech, German, and Greek.

At a glance

Pricing: Free
Platforms: Web
First seen: 1 Sept 2026
Built for: YouTube viewers using Firefox
Model: B2C
Solves: Preventing YouTube from changing playback resolution automatically and from seeking when number keys are pressed.

Registered as

Firefox Add-ons: fixer-for-youtube

Developer

ATCTAS

Index record

Indexed: 1 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 1 Sept 2026

Identity audit (13)

Slug: fixer-for-youtube-mozilla-org
Lifecycle state recorded: 1 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 1 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 1 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/fixer-for-youtube

Ship this? Send a correction — no account, and you get a link to follow it.

Similar projects

Closest matches by what these projects do

YouTube Custom Helpermozilla.org