How to Fix macOS High Sierra Screen Resolution on VirtualBox

In this article, I’m going to show you how to fix macOS High Sierra screen resolution on VirtualBox. Most of the people having this issue that while they install macOS High Sierra on VirtualBox or VMware, They can’t get a full screen. Here you will learn how to get full screen macOS High Sierra on VirtualBox. We are working on macOS High Sierra VMware Tools as well. The guide for VMware as well would be published on our site ASAP.

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Fix macOS High Sierra Screen Resolution on VirtualBox

It is a very popular and well-known problem for those who install Mac operating system on VirtualBox or VMware for the first time. When you install macOS High Sierra, macOS Sierra or Mac OS X El Capitan on VirtualBox or VMware, the first problem that you see is screen resolution and some other issues. By default when you install MacOS on Virtualization, most of the time the screen resolution is 1024×768 and you can change it on VirtualBox to “640×480, 800×600, 1280×1024, 1440×900, 1900×1200“. As an example, I want to change the resolution from 1024×768 to 1440×900. I hope you get something from this pictorial tutorial.

Note: You can’t get a custom resolution right now. Just select one of the resolutions mentioned above.

Step #1. Play your installed macOS High Sierra on VirtualBox and confirm the current and default screen resolution. After that turn off your VirtualBox VM and exit VirtualBox.

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Play Virtual Machine

Step #2. Download macOS High Sierra Screen Resolution VBox Code from the link down below.

Step #3. Replace and edit the code that is named as “VM Name” that should match with your Virtual Machine Name. Here our Virtual Machine name is “macOS High Sierra Final

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Replace VM Name to macOS Sierra(VM name in VB)

Step #4. Choose an appropriate resolution that suite your monitor screen. To choose one, just remove N and type the number of resolution size. As an example, I select 1440 x 900 (4).

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Select your Screen Resolution Number

Step #5. Now, you have to Press Windows button + X and choose Command Prompt (Admin) from the list.

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Run Command Prompt as Admin

Step #6. Select the VirtualBox path, copy & paste the command to CMD then hit enter.

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Choose VirtualBox Path

Step #7. These time Copy & Paste the code to Command Prompt(CMD) then hit enter.

Note: Make sure that you have selected a fix resolution for your monitor screen and choice the amount of N. After copying the code to virtual-box then close all tabs. Here, I select 1440 x 900 (4).

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Run the Screen Resolution code

Step #8. Start your macOS High Sierra virtual machine now.

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Start Virtual Machine

Step #9. Now log in to your account and check the screen resolution to confirm it has worked or not. So was all.

How to Fix macOS High Sierra Screen Resolution on VirtualBox

Fixed screen Resolution of macOS High Sierra on VirtualBox

Conclusion

In this article, I’ve covered how to fix macOS High Sierra screen resolution on VirtualBox, and you saw that I changed the screen resolution from 1024×768 to 1440×900 From the above list that I’ve pointed. I only tested one of those sizes. Now, you can choose according to your monitor. If you’ve any kind of question regarding this article or our old topics, feel free to share with us. Thanks for being with us.

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