Internet Explorer 9 (32 Bits) Apr 2026

While IE9 was available in both 32-bit and 64-bit editions, the 32-bit version was the default and generally recommended choice due to its superior performance at the time.

: Regular support for most versions of IE9 ended on January 12, 2016 , when Microsoft began requiring users to upgrade to the latest version of IE available for their OS.

: The last regular security update was released on January 14, 2020 , though some versions on Windows Server 2008 remained eligible for Extended Security Updates (ESU) until early 2023. Internet Explorer 9 (32 bits)

: The 32-bit version featured the new "Chakra" JavaScript engine. It utilized a background thread for Just-In-Time (JIT) compilation , allowing users to interact with pages while the browser generated faster code in the background.

: Users could drag a website favicon to the Windows taskbar to "pin" it, allowing the site to function more like a standalone desktop application. While IE9 was available in both 32-bit and

Internet Explorer 9 (IE9) was a major release in Microsoft's browser history, officially launched on March 14, 2011, during the South by Southwest (SXSW) festival . It marked a significant shift toward modern web standards and high-performance browsing. Core Technical Profile (32-bit)

: The interface was redesigned to be minimalistic, featuring a combined address and search bar called the "One Box" . : The 32-bit version featured the new "Chakra"

: IE9 was compatible with Windows 7, Windows Vista SP2 , and their server counterparts. Notably, it was the first version of IE to not support Windows XP.