How to Fix MacOS Mojave 10.14 Screen Resolution on Virtualbox?

macOS Mojave is the best operating system ever and legions of people are trying to install macOS Mojave on their PC. the OS has tons of features that’s why it is in high demand and so far users are using macOS Mojave 10.14. However, the big issue is, when you installed macOS Mojave on Virtualbox using windows then you will see the screen resolution is not working properly. macOS Mojave default screen resolution is 1024×768 and on Virtualbox, this screen resolution is not looking good. Therefore, every user will need to fix the macOS Mojave Screen Resolution on Virtualbox after completing the installation.

However, you will face this problem after installing macOS Mojave, macOS Catalina, macOS High Sierra or any operating system on Virtualbox. although you will face mouse and keyboard stocks during installation, so, there are some problems that you will need to fix. don’t worry, I will give all the solutions step by step.

So, in this article, I will guide you two methods to fix macOS Mojave screen resolution on Virtualbox. but make sure, you are running Virtualbox latest version, in this case, the methods should work accurately.

How to Fix macOS Mojave Screen Resolution on Virtualbox

Installing macOS Mojave or any other Mac operating systems on Virtualbox or Vmware is complicated but after installation, you will see the issue with screen resolution even on Virtualbox and VMWare. it is a very well-known problem for those who installed macOS Mojave on Virtualbox or VMware. after installation, this is the first problem you will see and by default the screen resolution is 1024×768 but you can change it through CMD as an Administrator with one line code. So, here I will show you how you can fix it.

Method 1:

As I mentioned I will show you two methods to fix screen resolutions on Virtualbox, So, in the first method, we will fix screen resolution with the help of two-line codes using CMD as administrator. therefore, let’s start.

#1: Open Virtualbox then select the virtual machine and click the settings button, after that, copy your virtual machine name and paste it somewhere.

Copy Virtual Machine Name

#2: Once, you copied the virtual machine name then copy the below code and paste it on the notepad. after that, replace the “Your Virtual Machine Name” with the virtual machine name you copied. therefore, copy the below code and paste it on the Notepad and replace the Name.

cd "C:\Program Files\Oracle\Virtualbox"
VBoxManage setextradata “Your Virtual Machine Name” VBoxInternal2/EfiGraphicsResolution X

Where X can be one of 1280x720, 1920x1080, 2048x1080, 2560x1440, 3840x2160, 1280x800, 1280x1024, 1440x900, 1600x900

VirtualBox Not support: 1366x768 (you can use 1280x720 with "Scaled Mode")
Replace Virtual Machine Name

#3: Now, you need to run the code on CMD as Administrator. Therefore, go to Start menu and search for CMD. After that, right-click on the CMD and click the run as administrator.

Once you open CMD then copy the code one by one and paste it on CMD then press Enter button. After that, launch Virtualbox and check the screen resolution. I hope this method works for you because it worked for me.

Paste Code to CMD

Method 2:

In case, if method 1 doesn’t work for you then apply method 2. Here, I will show you to fix macOS Mojave screen resolution within the macOS Mojave terminal. You will need to copy and paste one line code to the terminal and fix the screen resolution.

#1: To find Terminal, go to Launchpad -> Others then here you will see Terminal folder. therefore, double-click the terminal to be opened.

#2: After that, copy the below code and paste it on the terminal. Make sure you have copied the code correctly to not face the problem. If you misspell the words then you will not be able to fix screen resolution.

sudo defaults write /Library/Preferences/ DisplayResolutionEnabled -bool NO

#3: Once, you paste the code on the terminal and hit the enter button. Then it will ask you to type the user password, therefore, type the password and press enter key.

macOS Mojave terminal

#4: Now, close the terminal and restart macOS Mojave on Virtualbox. And come back and check the screen resolution has been fixed.


That’s all about the macOS Mojave screen resolution problem on Virtualbox that every new user faced after installation. So, I hope the 2 methods worked for you and you fixed the screen resolution successfully. Therefore, if you get any question then feel free to ask me in the comment box.

By Safar Ali

Safar Ali is an Entrepreneur, Marketer, and writer. He has been writing for more than three years. And his pieces have appeared on some of the high-authority sites, including HubSpot, Mashable,, Business Insider, TechCrunch, Makeuseof, CNET, and many more.


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