EXE
WinGet
Firefox Developer Edition (ga-IE)
Mozilla · 139.0 · arm64
Before deploying, verify this file with VirusTotal ↗
Silent Commands
Install
"Firefox Setup 139.0b10.exe" /S /PreventRebootRequired=true
InstallPath
"Firefox Setup 139.0b10.exe" /S /PreventRebootRequired=true /InstallDirectoryPath="<INSTALLPATH>"
Intune Detection Rule
Registry Rule
Rule type
Registry
Registry hive
Key path
HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Firefox Developer Edition 139.0 (arm64 ga-IE)
Detection method
Value name
DisplayVersion
Operator
Greater than or equal to
Value
139.0
Associated with 32-bit app on 64-bit clients
No
File Identity
Filename
Firefox Setup 139.0b10.exe
Signature
Status
Upload installer to verify signature
Installer Selection
WinGet Package
Package ID
Mozilla.Firefox.DeveloperEdition.ga-IE
Version
139.0
Description
Firefox Browser Developer Edition
License
MPL-2.0
↗
Support
https://support.mozilla.org/
Installer URL
https://download-installer.cdn.mozilla.net/pub/devedition/releases/139.0b10/win64-aarch64/ga-IE/Firefox%20Setup%20139.0b10.exe
Upgrade Behavior
install(Install over existing)
Release Notes
New
- Full-Page Translations are now available within Firefox extension pages.
Fixed
- PNG images with transparency now keep their transparency when pasted into Firefox.
- The upload performance of HTTP/3 been significantly improved, particularly on resumed connections (QUIC 0-RTT) and high bandwidth and high delay connections.
- Fix for MFSA 2025-36 included in Firefox 139.0b10 and newer.
Developer
Web Platform
- window.getSelection().toString() now correctly returns the text serialization whe…