1
vote
1answer
10 views

Virtualbox Seamless mode grayed out

I am running Kubuntu 14.04 LTS on a Windows 8.1 host, and I am trying to get it to work with seamless mode. Using latest version of VirtualBox. I have guest additions installed on the guest, and when ...
0
votes
3answers
28 views

Windows 8 host, Virtual Machine with Ubuntu 15.10. Reinstall with more VRAM, is it possible ? Or…?

I'm brand new to VirtualBox and Ubuntu, both. I have an HP 2000 laptop, 4 GIG of RAM and plenty of VRAM, 1.30 gigahertz AMD E-300 APU with Radeon HD Graphics,128 kilobyte primary memory cache, 1024 ...
3
votes
1answer
27 views

virtualbox setup - increase cpu after installation

I have just installed Ubuntu on virtualbox, however I have noticed when opening or minimizing an application, like firefox, is getting a little bit slow. Is it safe to increase the cpu usage to 2 ...
0
votes
0answers
44 views

Absolutely unable to enable 3d acceleration/Unity 3d on Ubuntu 15.10 in virtualbox on Windows 7

As the title says, absolutely cannot figure out how to get 3d acceleration to work. The virtual machine - Ubuntu - is unbearably choppy and I have no idea how to fix this problem. Nothing I've tried ...
1
vote
4answers
27 views

Testing OS, external installation or virtualbox?

I recently installed Ubuntu on my laptop and so far everything is fine, it works great. However, as a newbie, I made the silly mistake of not documenting myself too much about all the possible ...
0
votes
2answers
121 views

Change screen resolution of xubuntu-14.04.3 using VirtualBox running on Windows 10

I want to run a development environment of Ubuntu on my Windows 10 machine, since I'm just using it for coding I thought I'd just download xubuntu since I only really need a lightweight OS to run on a ...
0
votes
0answers
35 views

How to install Windows 7 on VirtualBox on Ubuntu [duplicate]

I'm working using Ubuntu 14.0. I installed VirtualBox and Windows 7 installed on it. When I run Windows, the desktop is small and the rest is just grey. Changing screen resolution helped a bit, but ...
0
votes
0answers
128 views

Guest additions not working (unable to mount VBOXADDITIONS)

I am having problem and have spent hours trying to fix. I have searched and found others with similar problem but none of the solutions work. I go to Devices to Install Guest Additions and find that ...
0
votes
1answer
179 views

Screen Resolution Problem with Ubuntu 14.04 and VirtualBox 5.0.10 [duplicate]

The Ubundu screen resolution 640*480 and not able to chnage. I installed the virtual machine in windows 10
0
votes
1answer
175 views

Installing Vbox Guest Additions in Ubuntu Server [duplicate]

I am running Ubuntu Server in a Windows 8 host. When I click the "Devices>>Insert Guest Additions CD image", I am greeted with a prompt that says: "Unable to insert the virtual optical disk : Would ...
1
vote
1answer
645 views

How to access windows file system in Ubuntu Virtual Box

I have installed Ubuntu 14.04 VM on Virtual Box. My host OS is Win 7. How do i access the file systems in VM? Is there a specific method to do it?
0
votes
0answers
57 views

Virtualbox stuck in Ubuntu Presentation after I install guest additions by terminal

I using Virtualbox '5.0.8 r103449' in Windows 7 and I try install Guest Additions for Ubuntu 14.04.3 following this instructions sudo apt-get install virtualbox-guest-additions-iso sudo apt-get ...
2
votes
0answers
29 views

Have trouble with Virtualbox and Ubuntu

The install went ok but my screen is small and computer runs very slow. I don't know how I did this, but it's running (snapshot 1) could this be the problem?
1
vote
0answers
76 views

Ubuntu in VirtualBox very slow even with Guest Additions installed

I tried to follow the instructions here: Why does a Ubuntu guest in VirtualBox run very, very slowly? However, I cannot get sudo ./VBoxLinuxAdditions.run to work as it says ./VBoxLinuxAdditions.run ...
1
vote
1answer
195 views

Login loop with fresh install

I am trying to install 32-bit Ubuntu 14.04.3 as a Guest Host on VirtualBox V5.0.6, on Windows 7. Mind you, this is a fresh install. The very first (and all subsequent times!) that I try to log in I ...

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