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I have a USB device that I'm trying to forward from my Win 10 host to a Win 10 guest. The host requests a couple of string descriptors from the device; these are used by an application to identify the device. Notice back on the guest side, the string descriptor does not originate from the guest, nor...

I figured it out. I made a grub boot ISO following this guide: https://forums.virtualbox.org/viewtopic.php?f=6&t=66583 I boot from the ISO and check "Enable EFI" and I am able to get to the grub boot screen! Only thing now is that when Ubuntu is booting, it says "/boot/efi/ not re...

I would check to see if SecureBoot is causing this issue. It is already disabled in the BIOS. Was that a mistake in your answer? Because if it wasn't, that's your problem. You cannot have a virtual machine as a read-only filesystem, unless it is specifically designated to do so (Live CD). That was ...

Just to be clear: you have a native Ubuntu boot (dual boot) on your PC, and you want to run that native partition inside a VM when you boot into Win10 - is that correct? The first thing I'd confirm is that you have the necessary permissions for sector level access to that partition. Speaking of whi...

Hi, I am trying to get Virtualbox set up on my Windows 10 host with Ubuntu 14.04 as guest where Ubuntu is accessible through both the Grub boot screen during computer boot and through Virtualbox. I am able to boot into Ubuntu with a reboot, it's just when I try to boot Ubuntu in Virtualbox, all I ge...