Internet Explorer 9 (32 Bits) -

: 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.

: 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. Internet Explorer 9 (32 bits)

: The interface was redesigned to be minimalistic, featuring a combined address and search bar called the "One Box" . : IE9 was compatible with Windows 7, Windows

: 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. It utilized a background thread for Just-In-Time (JIT)

: Interestingly, the 64-bit version of IE9 lacked this JIT compiler, making it up to four times slower than its 32-bit counterpart in JavaScript benchmarks.

: 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.