We know how to enable HTTP Compression in IIS 7/7.5. We also have articles on enable compression for .aspx or .asp or a static HTML files. Here we will see how to enable compression on FastCGI hosted PHP website in IIS 7/7.5. I have a default installation of IIS 7.5 and installed PHP 5.3.1 from PHP For Windows. I also followed the article Using FastCGI to Host PHP Applications on IIS 7.0 to configure FastCGI and PHP. I am using Fiddler Web Debugger to check if compression is working. Now, let&rs... [More]