Microsoft is committed to supporting PHP as a first-class citizen on Windows. There are several initiatives to improve PHP performance and integration with Windows and Microsoft technologies. These include optimizing PHP for Windows, FastCGI support in IIS for better performance, the WinCache extension to accelerate PHP applications, and a SQL Server driver for PHP. Microsoft also provides tools like the Web Platform Installer to easily install PHP environments, and SDKs to integrate PHP with technologies like SQL Server, Azure, and OData. Resources are available to help developers learn more about PHP on Windows.