Firefox Version 52.9. 0 Esr Download [best] Jun 2026

: It is the last official release for Windows XP (SP2 or higher) and Windows Vista .

. This version is significant as the final release to support Windows XP Windows Vista 📥 Download Links firefox version 52.9. 0 esr download

Firefox version 52.9.0 ESR (Extended Support Release) is a landmark release in the browser's history, primarily known as the final version to support several legacy operating systems. Released on June 26, 2018 : It is the last official release for

It was the last version to allow non-Flash NPAPI plugins, such as Silverlight or Java, which are still required by some internal corporate applications. Official System Requirements such as Silverlight or Java