New features included in this third Beta release of the Ubuntu Snappy Core 16 operating system include configuration support, a rich Snap hook (also known as callback) mechanism, better boot handling, the ability to register devices, as well as gadget support for cloud-init configuration. Moreover, it comes with various assertion improvements, multiple improvements to console configuration, and unattended user setup support. Ubuntu Snappy Core 16 Beta 3 offers support for 64-bit (amd64) and 32-bit (i386) hardware architectures, as well as Raspberry Pi 2 single-board computers.