VirtualBox is a free, open source virtualization program from Oracle for the x86/x86_64 architectures.

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36
votes
7answers
48k views

Can a virus from a VirtualBox VM affect the host computer?

Can a virus from a VirtualBox VM affect the host computer?
51
votes
6answers
88k views

Is it possible to convert virtual machines to physical environments?

Is is possible to convert a .vdi file into a .iso that can be burned to a cd or dvd and make it like an installer. Or Is it possible to convert virtual machines to physical environments?
114
votes
4answers
109k views

How do I enable the shared clipboard in VirtualBox?

Where is the configuration option for sharing clipboards (copy & paste) between the host OS and the guest OS?
23
votes
7answers
4k views

Is it possible to use a storage disk (such as a USB drive) as RAM?

My motherboard (HP Pavilion s3000y) only supports 2GB of RAM max. Which means that I can only allocate 1GB for running VMs, and applications that use a lot of RAM are slow (such as games and Visual ...
68
votes
7answers
95k views

Can you run one virtual machine inside another?

Is it possible to, say, run VirtualBox on Windows 7 with a Linux guest, and inside that Linux machine run Bochs? The reason is that I'm interested in starting OS development, and I've found that all ...
100
votes
4answers
251k views

Why does virtualbox only have 32-bit option, no 64-bit option on Windows 7?

I have downloaded and installed the newest virtualbox 4.3.20 for my Windows 7 (64-bit OS), but when I want to install 64-bit Linux, the New->Create Virtual Machine only displays 32-bit option, no 64-...
22
votes
8answers
12k views

Virtual Machine and Virus

I have a requirement for which I have to get online without protection (firewall, anti-virus). At the same time, I don't want to risk getting infected with viruses. If I install a virtual machine (...
21
votes
3answers
21k views

Dedicated mouse and keyboard for a virtual machine, is it possible?

Let's say I have a PC with two monitors atached. I'm running e.g. Windows Vista natively, and start up a virtual Ubuntu PC. I change to fullscreen mode so that on one Monitor, I see my Windows Desktop,...
2
votes
4answers
3k views

Host and guest suddenly cannot communicate in bridged mode after working fine before

Up until a few hours ago, my VirtualBox setup worked perfectly, Windows 10 Host, Ubuntu 15.04 Server and Linux Mint 17.2 guests. Both guests set to bridged networking mode and every device on my home ...
107
votes
5answers
101k views

What's the recommended way to move a VirtualBox VM to another computer?

I use VirtualBox 4.1.x on my Ubuntu machine and I’ve set up several virtual machines. Since there are several ways one can move a virtual machine in VirtualBox to another computer, I was wondering ...
58
votes
9answers
166k views

How to do networking between virtual machines in VirtualBox?

I have two virtual machines in VirtualBox. I would like to do networking between them. For the moment I have the default configuration on both, but they seem to have the same IP-address 10.0.2.15. I ...
23
votes
1answer
37k views

VirtualBox: using physical partition as virtual drive

Background: I am using VirtualBox installed on Windows 7. From within VirtualBox I am using Xubuntu as a virtual OS. The reason I chose this approach is so that I don't have to keep turning off ...
68
votes
7answers
289k views

How do I enable VT-X?

I'd like to provide a guest OS with multiple CPUs in VirtualBox. My host machine is a quad core HP Compaq and uses the Intel Core 2 vPro hardware. However, when I try to enable the setting in vbox, ...
8
votes
2answers
7k views

Can't set manual IP to Virtualbox Host Only adapter in CentOS 6.5

When I configure the IP address of VirtualBox 4.3.2 (running on Windows 8.1) host only adapter, it changes it back to some other IP. Guest OS is CentOS 6.5. I tried to set the IP in network ...
7
votes
2answers
1k views

Can't find the right Ubuntu Server ISO for VirtualBox

I have been trying all morning to find the right Ubuntu Server (12.04) ISO to use for installing an Ubuntu guest OS on my VBox VM. Here are the relevant stats: Host Machine: AMD 64-bit Host OS: ...
-2
votes
1answer
1k views

What causes windows 7 activation requests?

The statement: "You must activate windows within 3 days to continue using all windows features." often pops up in my notifification area on Windows 7. My windows are legal and I have activated them ...
67
votes
8answers
224k views

Why Virtual Box won't give me option to create 64 bits guests?

My host is x64 bits Windows 8.1. I downloaded the latest Virtual Box (4.3) and I'm trying to create a VM with a 64 bits Ubuntu OS (ubuntu-12.04.3-desktop-amd64). When I go to New VM wizard, it doesn'...
31
votes
6answers
64k views

How to boot from a flash drive OS using VirtualBox?

I have two flash drive, one with Slax installed and another for Android x86 Live installed, but they do not boot in my laptop (in my work they boot perfectly). I can boot from some live CDs/DVDs or ...
49
votes
3answers
87k views

Installing VirtualBox Guest Additions on Windows 10?

I am trying to install VirtualBox guest additions on Windows 10 technical preview, and am getting the following error: I imagine I am not the only one having this issue, is there any way to force ...
14
votes
2answers
47k views

How do I setup a virtualbox server with a static ip?

I'm trying to get a Virtualbox instance running with a very specific networking setup. Here's what I have right now: I have a laptop running Ubuntu, hosting a Debian Virtualbox. My loptop regularly ...
13
votes
2answers
14k views

How do you add more space to a Fedora (LVM) partition?

In a nutshell, i have a VM that ran out of space. I increased the size of the VM's harddrive to be 4 times bigger but the OS partition is still only using 1x the space. I need to change the LVM ...
11
votes
2answers
13k views

how to access samba on a guest Linux behind the VirtualBox NAT?

On my laptop, I'm running Ubuntu 9.10 under WinXP using VirtualBox 3.1.2. I want a setup where: The guest can freely access the internet. The host can access the guest files via Samba. The setup ...
10
votes
8answers
15k views

Boot Camp, Parallels, VirtualBox Or Fusion? [closed]

Boot Camp, Parallels, VirtualBox Or Fusion? In a recent article on Australian LifeHacker.com they discussed the following question, I trust the SU group more then the anonymous answers from ...
6
votes
1answer
21k views

Can I install Windows 7 64 bit on VirtualBox running on a Windows 7 32 bit OS?

Is it possible to install Windows 7 64 bit on VirtualBox running on Windows 7 32 bit?
-2
votes
2answers
2k views

Where to find the Windows 8 ISO? [closed]

I'm on OSX and I've bought Windows 8. I'd like to run it in VirtualBox. I can't seem to find an ISO to download. Do you know where I could find it? (Or is there some other way to set up a vm?)
8
votes
3answers
832 views

Is it possible to setup host machine browser as default guest system browser

So I want to be redirected to my host system browser when I click some link in guest system. Note that I don't want to have browser on guest system at all. Host: Windows 7 Guest: GNU/Linux & ...
3
votes
4answers
10k views

Mac OS X as guest on VirtualBox with Ubuntu Host?

I have a legitimate copy of Mac OS X. I want to install Ubuntu on my new AMD computer as my host OS, then install Mac OS X as the guest OS via VirtualBox. Does anyone know if this will be an easy ...
0
votes
3answers
5k views

Screen resolution only displaying 800x600 in Xubuntu

I am running Sun VirtualBox on a Windows 7 64-bit machine. I have installed Xubuntu 10.4 as a virtual machine but cannot seem to find an easy way of altering the screen resolution. Any ideas?
0
votes
1answer
2k views

How to share files/folders in Sun VirtualBox?

I'm running on Windows 7 and using Sun's VirtualBox, and I already shared my folders in the settings of my VirtualBox installation. The problem is I can't figure-out how I can access it. I also tried ...
0
votes
1answer
1k views

Unable to access localhost & Internet using one adapter in CentOs

I have the below dev. environment. Hardware:- Windows 7, 32bit, HP Laptop. Software:- CentOs 6.5 running on VirtualBox 4.3.10. In a nutshell The problem is that I can't access the internet and ...
157
votes
4answers
139k views

How to compact VirtualBox's VDI file size?

I've a VirtualBox VM which configured a very large hard disk size (bigger than host). By my mistake, a program on the VM generated lots of log files and the VDI file size keeps growing until there is ...
85
votes
9answers
67k views

Run VirtualBox in background, without a window?

I was wondering if it's possible to run an Ubuntu virtual machine using VirtualBox in background, I mean, without any window open. The idea is to connect via SSH to the Linux host, that would be ...
70
votes
6answers
43k views

VirtualBox guest OS accessing local server on host OS

On my Ubuntu host I have my local webserver. I installed VirtualBox and Debian as a guest. I would like the Debian guest to be able to hit my webserver running on my Ubuntu host (for example, I just ...
54
votes
5answers
41k views

VirtualBox to use dual monitors

I am am running Kubuntu Hardy Heron, with a dual monitor setup, and have VirtualBox on it running Windows XP in seamless mode. My problem is, I can't get virtualbox to extend to the second monitor. ...
12
votes
3answers
14k views

VirtualBox - XP guest does not see multiple cores/multiple processors

Environment: Host OS: Win7 Pro 64bit Guest OS: WinXP 32bit VirtualBox version: 4.1.4r74291 Processor: Intel Core i7 2630QM with virtualization enabled The Problem: I need the guest system to use ...
11
votes
3answers
21k views

Create Virtualbox image of a physical partition

I've a drive with Fedora and Windows 7 on different partitions with dual boot. Now, while running Fedora, I'd like to suck up the Windows partition and create an image I can run in VirtualBox - how ...
21
votes
7answers
26k views

Limiting CPU speed in a virtual machine?

Does anyone know of a way to limit the CPU speed in a virtual machine? Or if there is even a virtualization software that allows you to do this? I am trying to find the minimum requirements for a ...
4
votes
2answers
3k views

How to turn a Windows XP partition into a VirtualBox virtual machine?

How can I turn a hard drive with XP into a VirtualBox virtual machine?
7
votes
3answers
11k views

Use VirtualBox to boot a physical drive/partition

I have two partitions on my hard drive, one for Windows and one for linux. I would like to use VirtualBox in Linux to boot the Windows partition as a virtual machine. How can I acheive this?
15
votes
7answers
49k views

Ubuntu on VirtualBox can only show resolution of 800x600 - how do I change it?

My monitor is 1920 x 1200 and the computer is running Windows 7. Using VirtualBox and Ubuntu 10.04, the screen of the Ubuntu can only be 800 x 600 or 640 x 480. Is there a way to change that. I ...
7
votes
2answers
9k views

Converting existing PC into a VM with Virtual Box

I'd like to convert my laptop (Windows Vista) into a VirtualBox VM. I think there is a utility for VMWare, but is it possible to do with Virtual Box? Also, do I need another (host) PC to run the ...
6
votes
2answers
4k views

VirtualBox - guest Ubuntu loses DNS when host connects to VPN

I have Ubuntu guest OS in VirtualBox using default NAT for eth0. Works fine at the office and at home EXCEPT when on office VPN from home. When the host OS (Windows 7) is connected to the VPN, DNS ...
4
votes
2answers
5k views

crypt32.dll is broken for Virtualbox since patch Tuesday 9-Dec-2014?

In the last 18 hours my Windows 7 Pro 64-bit machine has rebooted in response to the Windows Update applying patches. Now I find when I try to start the VirtualBox Manager (not the actual VM's which ...
3
votes
2answers
11k views

How do I migrate my Windows desktop to a VirtualBox VM?

I have VirtualBox 4.3.6 and True Image 2014 Premium with Universal Restore. I've read a lot about different methods but I'm not sure where to start, or what will suit my needs. Directly from ...
3
votes
1answer
11k views

Mac OS X for VirtualBox [duplicate]

Possible Duplicate: How to run Mac OS X within Windows Virtual PC? How do I virtualize Mac OS X on Windows XP host with VirtualBox?
5
votes
3answers
2k views

How to import VMware Workstation 7 VM into Sun VirtualBox (latest version)?

I am planning on installing the latest version of VirtualBox on my Windows 7 machine. I made about 6 VMs using Workstation 7.0 and want to import these into VBox. What is the best way to go about ...
3
votes
2answers
6k views

How to access Guest (Linux) Filesystem from Host (Windows) in VirtualBox

I am trying to synchronize my music between my desktop (Ubuntu 9.10) and my laptop (VirtualBox: Windows 7 host & Ubuntu 9.10 guest) I use Unison to perform the actual sync, which itself is not the ...
-1
votes
1answer
34 views

When a VirtualBox VM's Adapter is set to NAT can a VM access the Host computer?

In a VMs network settings: Right click settings, then in the resulting Settings dialog select Network from the side bar And click any Adapter N tab, If I set the Attached to: drop down to NAT ...
107
votes
11answers
115k views

How to move VirtualBox files?

By default VirtualBox stores all data in a directory below the home directory. I know how to change it but how can I change the location of existing images (without editing VirtualBox.xml manually)? ...
128
votes
5answers
122k views

Connect to the host machine from a VirtualBox guest OS?

I'd essentially like to access my host computer from the guest in VirtualBox. Is there an IP address given for my host which I can use from the guest? Are there extra steps required to set this up? I'...