Mozilla Firefox ESR 149.0esr

Mozilla ❘ 37.4MB ❘ Open Source ❘
Windows Mac
Rank 2 among competitors

Report a Problem

10,367 users of UpdateStar had Mozilla Firefox ESR installed last month.

Reliable Dolby Digital Plus decoder for OEM PCs — essential for high-quality multichannel audio

Comprehensive 7-in-1 Outlook repair and management toolkit

Stellar Converter for EDB — fast, full-featured EDB-to-PST and Exchange/365 migration tool

Stay Safe Together with Microsoft Family Safety

Streamline Your Workflow with Power Automate

Stellar Repair for Outlook: A Go-To Solution for Email Recovery

Secure and free downloads checked by UpdateStar

Stay up-to-date
with UpdateStar freeware.

	Mozilla Firefox Experience lightning-fast browsing with Mozilla Firefox!
	AntiBrowserSpy Protect Your Online Privacy with AntiBrowserSpy
	Waterfox Fast and Private Browsing with Waterfox
	Pale Moon Faster Browsing Experience with Pale Moon by Moonchild
	LibreWolf Enhance Your Privacy with LibreWolf Browser
	Cent Browser Experience Fast and Secure Browsing with Cent Browser by Cent Studio

Compare ›

	UpdateStar Premium Edition Keeping Your Software Updated Has Never Been Easier with UpdateStar Premium Edition!
	Google Chrome Fast and Versatile Web Browser
	Microsoft Edge A New Standard in Web Browsing
	Microsoft Visual C++ 2010 Redistributable Essential Component for Running Visual C++ Applications
	Microsoft OneDrive Streamline Your File Management with Microsoft OneDrive
	Microsoft Visual C++ 2015 Redistributable Package Boost your system performance with Microsoft Visual C++ 2015 Redistributable Package!