Firefox Developer Edition (MSIX)

by Mozilla Corporationv148.0.15.0

Mozilla.Firefox.DeveloperEdition.MSIX

The Firefox release channel below Beta and above Nightly. Get the latest features, fast performance, and the development tools you need to build for the open web using Firefox Browser Developer Edition.

Visit homepage

Install with winget

$ winget install --id Mozilla.Firefox.DeveloperEdition.MSIX --exact --version 148.0.15.0

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

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Installers · v148.0.15.0

Architecture	Type	Scope	Download
x86	msix	-	Direct
x64	msix	-	Direct
arm64	msix	-	Direct

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