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Questions tagged [guest-additions]

VirtualBox Guest Additions is an application that can be installed inside a virtual machine to provide various features to enhance integration with the host computer, such as seamless windows, system clock synchronization and clipboard synchronization.

Guest Additions are available for virtual machines running Windows, Linux, Solaris or OS/2.

Features provided by VirtualBox Guest additions are:

  • Mouse pointer integration;
  • Shared folders between the Guest and Host system;
  • Better video support, including resizing the window when the VM is running;
  • Seamless windows;
  • Generic host/guest communication channels;
  • Time synchronization;
  • Shared clipboard; and
  • Automated logons (credentials passing)

See the VirtualBox Manual for more information.

87 questions
31
votes
9 answers

modprobe vboxguest failed

I am running an Ubuntu Server (12.0.4-beta2; kernel 3.2.0) in VirtualBox (host is Win7) and I want to use shared folders. I've followed the manual to set up vbox guest additions http://www.virtualbox.org/manual/ch04.html#idp5801200 but this error…
A123321
  • 413
30
votes
8 answers

How to fix virtualbox startup error: "vboxadd-service ... failed!"

I'm using VirtualBox 4.0.8 with Windows 7 Enterprise 64 bit host and debian 6.0.1a amd64 guest (in CLI mode). I installed Guest Additions and it seems to work, at least partially, as I have successfully setup a shared folder between host and…
András Szepesházi
  • 967
23
votes
6 answers

VirtualBox/Ubuntu full screen mode resolution

I created an Ubuntu 14.04 desktop VM using VirtualBox, and installed guest additions. By default, at startup, VBox wants to present the guest's GUI in a parrticular size that is smaller than my actual monitor. But when I switch to either full screen…
pnongrata
  • 2,982
16
votes
2 answers

VirtualBox Ubuntu VM doesn't automatically sync time with host even with Guest Additions installed

I'm running a Ubuntu VM with VirtualBox and I have both the dkms and virtualbox-guest-additions packages installed. I read in this answer that the system clock should sync with the host automatically with the Guest Additions, but mine doesn't seem…
3cheesewheel
  • 792
15
votes
3 answers

VirtualBox "Auto resize guest display" greyed out

I have a virtual machine on VirtualBox (version 6.0.6), guest system CentOS 7, host system Windows 10. Extension pack is installed. Graphics controller is VBoxVGA. I followed the steps here for installation of VirtualBox Guest Additions (no errors…
GabrieleMartini
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13
votes
10 answers

Can't install Guest Additions - (Missing 'Devices' Menu on host)

The top menu is wrong (Virtualbox 4.2, Windows 7) Shows: File, Machine, Help Expected: File, Machine, Devices, Help
Jonathan
  • 1,782
10
votes
6 answers

Increase resolution for debian guest in virtualbox

I have a windows 7 host and a debian 8 guest. I already installed virtualbox-guest-utils virtualbox-guest-x11 virtualbox-guest-dkms as described in https://askubuntu.com/questions/3205/higher-screen-resolution-in-virtualbox. Before installing these…
Robert Franz
  • 291
9
votes
5 answers

Is there any easy way to copy from a VirtualBox Guest to the Host?

I have Windows 7 and use VirtualBox. I have installed Ubuntu Server as a guest. Is there any easy way where I can copy text in the Ubuntu Server terminal to my Windows 7 host? How about in the other direction?
Jonas
  • 28,660
8
votes
3 answers

Virtualbox - Install Guest Additions over again every time Linux kernel updates

I have Ubuntu running as a Virtualbox, and every time it upgrades the kernel, the Guest Additions stop working. The install process in Linux requires using a virtual CD, running scripts from the command line, etc. and it's annoying. Is there any…
endolith
  • 7,704
6
votes
2 answers

"Install Guest Additions" - nothing happens

I want to (re)install the Guest Additions in order to run Age of Empires 2 on virtutalbox as described here. When I press "Devices -> Install Guest Additions" nothing happens. How can I start this? Host: Kubuntu 14.4 Guest: Windows 7…
Make42
  • 405
4
votes
2 answers

Virtualbox guest additions completely breaks graphics on Windows 10 preview

Facing the issue with latest Virtual Box 4.3.28, VM of following config: intel i5 vPro 2 cores. 2800MB RAM 3D & 2D acceleration enabled, 256MB graphics memory. 25GB storage(Fixed size, Not dynamic). (P.S. - Selected the Windows 10 option while…
Stark07
  • 312
4
votes
2 answers

How to find out the currently used version of VirtualBox guest additions on Windows using cmd?

I would like to get the version of VirtualBox guest additions that are actually used on a Windows Server 2016 machine. I tried this command c:\Program Files\Oracle\VirtualBox Guest Additions>VBoxControl.exe --version 5.1.12r112440 but the problem…
langlauf.io
  • 155
3
votes
0 answers

How to recover from bad VBox Guest Additions build?

I'm using Ubuntu 14.04 (fully patched). Last week, the kernel took an update. So I [virtually] inserted the VBox Guest Additions CD and then proceeded to build it. I don't recall having any problems. I've been trying to start the machine all week.…
jww
  • 12,722
3
votes
2 answers

Installing Guest Additions on VirtualBox running Windows 10 TP

So I downloaded windows 10 TP and installed it on VBox and due to the bad resolution I mounted the Guest Additions Disk and ran the .exe from the run panel using "VBoxAdditions.exe /force" and also set the compatibility of the .exe to Windows 8.…
namsnath
  • 33
3
votes
1 answer

VirtualBox Guest Additions for Linux Guest with kernel 5.0.5

I'm trying to setup VirtualBox Additions for enabling shared folders between host and guest machine. The configuration is: Host : Windows 10 x64 Guest : Fedora Server 29.1.2 x64 [with updates up to kernel 5.0.5-200.fc29.x86-64] VirtualBox version…
Araneus0390
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