A few features will be conspicuously absent from Microsoft’s upcoming Windows Phone 7 Series platform. These include copy and paste functions, full multitasking, and support for user-replaceable memory cards. WinPho7 will also require that all apps be installed from the Windows Phone marketplace. In developing the next generation for its smartphone platform, Microsoft needed a new approach — Windows Mobile devices have been losing ground to the iPhone, and Android, and critics said the company’s WinMo 6.5 update did little to liven up the Windows Mobile landscape.