Before you download Firefox Setup 52.0.2esr.exe , ensure your system meets these requirements: Firefox 52.0.2, See All New Features, Updates and Fixes
: The ESR channel is designed for organizations that require long-term stability with fewer functional changes but regular security updates. System Requirements for Firefox 52.0.2 ESR download firefox setup 52.0.2 esr.exe
: Unlike the standard Firefox 52 release, the ESR version temporarily re-enabled support for non-Flash plugins like Silverlight, Java, and Acrobat . Before you download Firefox Setup 52