How to Install Ubuntu in virtual box On Windows 10 A: Follow this guide step by step. Note!!! At Step 11: Choose The Type Of Virtual Machine, if you can not find Ubuntu(64-bit) in the Version dropdown menu go to B) https://www.lifewire.com/install-ubuntu-linux-windows-10-steps-2202108 B: Why is VirtualBox only showing 32 bit guest versions on my 64 bit host OS? http://www.fixedbyvonnie.com/2014/11/virtualbox-showing-32-bit-guest-versions-64-bit-host-os/#.WcuVj2iCxaQ Note!!! if there isn't any HyperV option in "turn windows features on or off" or if it is already diabled and you still can't see (Ubuntu64-bit) option. then probably the virtualization is turned off in your BIOS. Turn it on