This post will help you with: How to Fix macOS Big Sur Screen Resolution on VirtualBox. If you have set up macOS Big Sur on VirtualBox on Windows PC afterward, the very first thing you will find a small screen resolution, which is not great in any respect. Nevertheless, you will find many issues while using any operating system on VirtualBox; however, the most popular issue is that you can not enlarge your display resolution on VirtualBox.

The screen resolution dimensions will remain by default. That’s why you can’t change it to other resolution dimensions. You might know that in small screen resolution, we can not do our work properly. Repairing the display resolution problem wants a bit of code to allow you to enter the entire display on VirtualBox. Consequently, in this report, I will be showing you How to Fix macOS Big Sur Screen Resolution on VirtualBox.

In actuality, among the most important and fascinating about using some other operating system is its own display resolution. Everyone gets a small resolution when set up macOS Big Sur onto VirtualBox till you run a piece of code to the command prompt. Consequently, if you would like to use and go through the whole display resolution of an operating system on VirtualBox, then you’re in the ideal location. Let us jump right into it directly.

How to Fix macOS Big Sur Screen Resolution on VirtualBox

You might know that if you switch to the full-screen mode, it will not cover the whole screen. On the sides, it is going to be covered with all the black. If we can not use it in a full-screen manner, then no one loves using it. You will learn the step by step guide on How to Fix macOS Big Sur Screen Resolution on VirtualBox in cases like this.

Close the digital system around the VirtualBox and also be certain you power it off.

Once it is closed, following that, you’ll need a single bit of code and run this to the virtual machine.

Thus, you need to copy the below code and make sure to glue it on the Notepad or other third-party editor software.

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

1280x7201920x1080 
2048x1080 
2560x1440
3840x2160
1280x800 
1280x1024 
1440x900 
1600x900

VirtualBox doesn't support 1366x768 so you can use 1280x720 with "Scaled Mode".

VirtualBox does not support 1366×768, so you may utilize 1280×720 using “Scaled Mode.”
Once it is pated on the Notepad, you have to change your digital Machine Name text with the title of your Virtual Machine you have created. Keep in mind that the name ought to be correct differently. It won’t fix the macOS Big Sur screen resolution on VirtualBox.

How to Fix macOS Big Sur Screen Resolution on VirtualBox: 5 Step Guide TechRechard

 

Add your own virtual machine name.
Next, you need to alter screen resolution dimensions 1920×1080 with the resolution analyzed right down below.

How to Fix macOS Big Sur Screen Resolution on VirtualBox

Screen Resolution
Last, the controls are completely prepared to use today. The only and remaining step is to glue the edited commands on the Command Prompt. Therefore, you need to open the CMD (Command Prompt) with no operating as an administrator account.

How to Fix macOS Big Sur Screen Resolution on VirtualBox

Command Prompt


When the command prompt window appears on display, you need to locate the VirtualBox. For that, make sure to paste and copy the first line of control and then press Enter.

How to Fix macOS Big Sur Screen Resolution on VirtualBox

The first line of control


Once you have located the VirtualBox, now you must copy and paste the next line of controls. It will alter the default display resolution to your desired size.

How to Fix macOS Big Sur Screen Resolution on VirtualBox

Apply code


When you have done all the steps properly, it is time to start the virtual machine. For this, make sure to click the Start button.

How to Fix macOS Big Sur Screen Resolution on VirtualBox

Start


Click on the Apple symbol from the left corner of this screen and select About This Mac. From the Display tab, then you will likely see your new screen resolution.

How to Fix macOS Big Sur Screen Resolution on VirtualBox

macOS Big Sur Screen Resolution on VirtualBox

Bottom Line: How to Fix macOS Big Sur Screen Resolution on VirtualBox

It was the step by step guide on How to Fix macOS Big Sur Screen Resolution on VirtualBox. This method will work for everybody. I believe using screen resolution is the only way to correct the problem. Since everybody has gone through this particular method and fixed it successfully, I trust it has also worked for you. If you have found any problem, don’t hesitate to leave comments in the comment section below.

You can also read: How to Speed Up macOS Big Sur? 7 Easy Methods

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