VirtualBox 5.0 Beta 4 brings some XSAVE fixes in the Virtual Machine Manager (VMM), addresses some problems with cloning of virtual machine in the new encryption backend, and repairs several drag and drop issues for Linux guests and hosts. Moreover, the fourth Beta of VirtualBox 5.0 introduces hot-plugging support for USB storage controller, repairs volume control issues for mono streams, fixes a regression introduced in the previous Beta in the Snapshots component, and no longer terminates UDP bindings on ICMP errors under NAT.