Microsoft stopped releases for the product on December 31, 2005 and they removed the application from their Macintosh downloads site on January 31, 2006.

The Windows version of Internet Explorer 5 had been released a year earlier, but used the Trident layout engine.

The Macintosh Edition introduced a new rendering engine called Tasman that was designed to be more compliant with emerging W3C standards such as HTML 4.0, CSS Level 1, DOM Level 1, and ECMAScript.

The Mac OS X Public Beta included another preview of the Mac OS X version of IE.

The release of Mac OS X 10.0 on March 24, 2001 included yet another preview of the Mac OS X version of IE 5.

This was the first version of the Macintosh operating system to bundle Internet Explorer as its default browser per the agreement with Microsoft; however, version 4.0 was not ready in time to be included so version 3.01 was bundled on the CDs.

At the following year's San Francisco Macworld Expo on January 9, 1999, Microsoft announced the release of Internet Explorer 4.5 Macintosh Edition.Internet Explorer for Mac (also referred to as Internet Explorer for Macintosh, Internet Explorer Macintosh Edition, Internet Explorer:mac or IE:mac) is an inactive proprietary web browser developed by Microsoft for the Macintosh platform.Initial versions were developed from the same code base as Internet Explorer for Windows.This new version, which dropped 68K processor support, introduced Form Auto Fill, Print Preview, the Page Holder pane which let a user hold a page of links on one side of the screen that opened pages in the right hand and support for Mac OS technology like Sherlock.Again a year later on January 5, 2000, Microsoft announced a new version of Internet Explorer at the San Francisco Macworld Expo, Internet Explorer 5 Macintosh Edition which was released two months later on March 27, 2000.On June 13, 2003, Microsoft announced that it was ceasing further development of Internet Explorer for Mac and the final update was released on July 11, 2003.