It supports for USB 2.0 devices, VirtualBox RDP and PXE boot for Intel cards. If you need VirtualBox Oracle VM VirtualBox Extension Pack, you can download it from the official site. (bug #81)Īdded support for parallel port passthrough on Windows hostsĮnhanced API for controlling the guest please see the SDK reference and API documentation for more information Support for more guests and for guest-to-host is planned. Resource control: added support for limiting network IO bandwidth see the manual for more information (bug #3653)Īdded possibility to start VMs during system boot on Linux, OS X and Solaris see the manual for more information (bug #950)Īdded experimental support for Drag’n’drop from the host to Linux guests. Support for up to 36 network cards, in combination with an ICH9 chipset configuration (bug #8805) GUI: allow to alter some settings during runtime Improved Windows 8 support, in particular many 3D-related fixes
It is a major update, with following new features. You have to download the 4.2 manually and install it. Windows Additions: fixed memory leak in VBoxTray (bug #10808)Īfter upgrade my 4.1.20 to 4.1.22, no automatic upgrade from 4.1.22 to 4.2.
Mac OS X hosts: installer fixes for Leopard (4.1.20 regression) RTC: fixed a potential corruption of CMOS bank 1 USB: don’t crash if a USB device is plugged or unplugged when saving or loading the VM state (SMP guests only) Storage: fixed audio CD passthrough for certain media players VMM: fixed handling of task gates if VT-x/AMD-V is disabled VMM: respect RAM preallocation while restoring saved state. VMM: fixed a potential host crash under a high guest memory pressure (seen with Windows 8 guests) VMM: fixed a potential host crash triggered by shutting down a VM when another VM was running (only affected 32-bit hosts and 64-bit OS X hosts, 4.1 regression, bug #9897) VirtualBox 4.1.22 is the latest maintenance release or VirtualBox 4.1.
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