Virtualbox For Mac Full Screen

The size of your screen in the virtualbox is actually the problem of the guest OS not of virtualbox itself. You'll want to change the aspect ratio in the guest OS. In Ubuntu this can be done by clicking the downward facing arrow in the top right corner of the screen, this will open a small window in that area, click on the settings button, then. I have a Macbok Pro 13' and I'm using virtualbox to run ubuntu 12.04. My problem is I can't resize ubuntu for occupy the 13' of my screen when I use full-screen mode. Ubuntu only allows me to use two screen size options, 1024x768 or 800x600.

When you’ve successfully installed macOS Mojave on VirtualBox, you’re ready to catch on everything inside there. Once you start and sign into that the screen appears, the first thing you have probably noticed is the pretty small resolution – black screen at the edges of your virtual machine which you may want to increase. Here is How to Fix macOS Mojave Screen Resolution on VirtualBox.

By default, when you install macOS Mojave or High Sierra, you’ll have 1024×768 screen resolution. In fact, you have a larger monitor or screen, this might be quite small for you and you won’t be happy with that. This frustrating problem with macOS has been from past enough with previous versions as well. However, there are some tricks and tweaks you can do about this to increase and fix macOS screen resolution for your monitor. In this case, you aren’t supposed to do it alone, because we have covered you up, here’s how to fix it up. It’s important to know that the steps work for previous versions as well such as macOS High Sierra, Sierra. Here is Fix macOS Mojave Screen Resolution on VirtualBox.

How to Fix macOS Mojave Screen Resolution

First things first, shut down the virtual machine and exit VirtualBox entirely if it is running (seriously).

Note: In order to work these steps, you should have installed the latest version of VirtualBox.

Screen Resolution

In this step, open macOS Screen Resolution VirtualBox Code you had downloaded before. Just replace ” Your VM Name ” with your accurate virtual machine name properly or you can copy the virtual machine name from VirtualBox virtual machine settings.

Next, replace ” Your Screen resolution ” with your desired or actual screen from the list for the screen resolutions you can choose from.

The important part is that I have tested these resolutions individually one by one and worked for me. In case, if you tried and didn’t work for you, you may want to use similar resolution to your preferred one, it will absolutely work.

Remember, when you replace ‘ Your Screen resolution ‘ with your favorite screen resolution, remove the quotation marks from beside. Here’s the idea of how to do it.

Now open Command Prompt by pressing Win + x and select “Command Prompt”.

Run Command Prompt

Virtualbox Ubuntu Screen Size

On Command Prompt, navigate to VirtualBox folder in which “VBoxManage.exe”. To do that, copy and right-click to paste the first line of command then hit Enter.

Virtualbox For Mac Full Screen Mirroring

To set your preferred resolution, select, copy and enter the command.

Remember not to enter both the commands at the same time, it won’t work.

Enter Screen Resolution Commands

When you have applied your screen resolution command, you’re all set.

Just hit the start button and you’ll see the screen pop up.

Once you have switched on and signed into macOS, you’ll have your preferred resolution screen at your front. To make sure you have the resolution, you can check by clicking at logo button at the top right screen and select About. On the window, select Displays from the categories, you’ll see the exact screen resolution.

For the full screen, head to View > Full-Screen Mode or press right-hand Ctrl + F. It’s important to know that here the wherever you see the host key it refers to the right hand Ctrl, not the left one.

However, if you want to change this resolution whether it doesn’t fit or whatever, you can do. Go with the same steps and this time, just change the screen resolution at the second line of command instead of the previous resolution you entered last time. When you have run the commands on Command Prompt, congratulations, you’ve changed the resolution. Just play and enjoy the full screen.

macOS Mojave Full-Screen Resolution

All right, everything should now be working fine. I will be glad to know if you have questions, suggestions, ideas for improvement.

I'm using a Smart TV as my Monitor, I'm using MacBook Air and VirtualBox 5.1.22 on Host Side with macOS Sierra 10.12.6 and macOS Sierra 10.12.5 Guest.
I was looking for on Google/and this forum and was trying.
SizeMacI want to use full Screen with 1920x1080 resolution, is it not possible?
Here my getextradata
Code: Select allExpand viewCollapse view
$ VBoxManage getextradata 'MacOS 10.12 Sierra 64bits' enumerate
Key: CustomVideoMode1, Value: 1920x1080x32
Key: CustomVideoMode2, Value: 1440x900x32
Key: GUI/CustomVideoMode1, Value: 1920x1080x32
Key: GUI/Fullscreen, Value: true
Key: GUI/LastNormalWindowPosition, Value: 50,45,1440,921,max
Key: GUI/RestrictedRuntimeDevicesMenuActions, Value: HardDrives
Key: GUI/RestrictedRuntimeMachineMenuActions, Value: SaveState,PowerOff
Key: GUI/ScaleFactor, Value: 1
Key: GUI/StatusBar/IndicatorOrder, Value: HardDisks,OpticalDisks,FloppyDisks,Network,USB,SharedFolders,Display,VideoCapture,Features,Mouse,Keyboard
Key: VBoxInternal2/EfiBootArgs, Value: usb=0x800 keepsyms=1 -serial=0x1
Key: VBoxInternal2/EfiGopMode, Value: 4

With Windows and CentOS guest works perfectly.
Thanks you in advance.