These days many windows users have started using Internet Explorer 8 as it is much more faster, secure and easy to use. But some people like web designers, software engineers and other layman people need to run different versions of internet explorer to test their software and other browser related products on different versions of internet explorer as a part of testing process.
Here is how you can run different version of IE by installing Internet Explorer Collection which is a web browser based on the Trident render engine, which does not follow the W3C Web Standards. It contains multiple standalone versions of IE, which can be used at the same time.
Internet Explorer Collection is a simple utility which solves this problem by providing all the standalone versions of Internet Explorer released till date, you can choose to install which versions of internet explorer to install as per your requirement. [ as shown in the image below ]