Firefox Developer Edition (ia)

by Mozillav149.0

Mozilla.Firefox.DeveloperEdition.ia

Last updated Apr 28, 2026

Firefox Browser Developer Edition

Install with winget

$ winget install --id Mozilla.Firefox.DeveloperEdition.ia --exact --version 149.0

Run in Command Prompt, PowerShell, or Windows Terminal. Prompts for any agreements.

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About

Get the latest features, fast performance, and the development tools you need to build for the open web using Firefox Browser Developer Edition.

Installers · v149.0

Architecture	Type	Scope	Download
x86	nullsoft	machine	Direct
x64	nullsoft	machine	Direct
arm64	nullsoft	machine	Direct

Copy a command tailored to that specific architecture, type, and scope - useful when winget would otherwise pick a different default.

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Frequently asked questions

How do I install Firefox Developer Edition (ia) on Windows?

Open Windows Terminal, PowerShell, or Command Prompt and run: winget install --id Mozilla.Firefox.DeveloperEdition.ia --exact --version 149.0. winget downloads the installer from Mozilla and runs it. Requires Windows 10 (1809+) or Windows 11.

How do I install Firefox Developer Edition (ia) silently for unattended deployment?

Add --silent and accept the agreements upfront: winget install --id Mozilla.Firefox.DeveloperEdition.ia --exact 149.0 --silent --accept-package-agreements --accept-source-agreements. This is the variant Intune, Configuration Manager, and other deployment tools should use.

How do I uninstall Firefox Developer Edition (ia) via winget?

Run: winget uninstall --id Mozilla.Firefox.DeveloperEdition.ia --exact. Add --silent for unattended uninstalls. winget will use the registered uninstaller from Firefox Developer Edition (ia)'s Apps & Features entry.

Is Firefox Developer Edition (ia) free?

Firefox Developer Edition (ia) is distributed under MPL-2.0. Refer to the publisher (https://www.mozilla.org/firefox/developer/) for the full license terms - Wingetly itself does not charge for installation.

Does Firefox Developer Edition (ia) work on Windows 10?

Yes, as long as your Windows 10 build supports winget (1809 or newer). winget ships with App Installer on Windows 10/11 and pulls Firefox Developer Edition (ia) directly from the publisher.

How do I keep Firefox Developer Edition (ia) up to date?

Run winget upgrade --id Mozilla.Firefox.DeveloperEdition.ia --exact, or winget upgrade --all to update everything winget tracks. We index 10 versions of Firefox Developer Edition (ia) from microsoft/winget-pkgs.

Recent versions

149.0latest
148.0
147.0
146.0
145.0
144.0
143.0
142.0
141.0
140.0