How To Fix macOS Catalina Screen Resolution on Virtualbox on Windows

When you install macOS Catalina on virtualbox on windows after the installation is completed then you may might face a problem and issues, we always try to find out a solution for very errors in virtual machine when you use macOS 10.15 Catalina on virtualbox, one of the problem on the virtual machine is the screen resolution which you need to fix them according to the screen you use. It is the main problem of All operating system in virtual machine  which can not adjust according to the screen. When you have a huge or large screen and the images remain as the default screen resolution then you want the images or home screen should be according to your screen in that way you need to fix the problem

As macOS Catalina 10.15 is so popular now a days which was released on 03, June 2019 by Apple company on WWDC conference, this new operating system has many new and best features like sidecar,Apple Pencil, High Security Performance plus many other features, those users who want to use macOS Catalina but can not buy mac for them self so an other way is to use virtualization like you can you use mac on apple in one PC two different system. When you install macOS Catalina on VirtualBox on windows after the installation you get the first issue is the screen resolution beside many issue or errors in virtual machine, one of the popular issue is screen resolution for those who use Mac operating system on windows .when the installation of macOS Catalina completed by default, it will start with the screen resolution of 1920×1080 so  be patient we have find the solution to fix this issue.

In this article i am going to show you how to fix macOS Catalina screen Resolution on VirtualBox on Windows.

Fix macOS Catalina screen

How To Fix macOS Catalina Screen Resolution on Virtualbox on Windows

There are many size of screen resolution and you can fix it according to the screen which size it can support and i have mentioned before that which screen resolution size i am going to fix it. There are many size of screen which of them you will select depends on you.

  • 1280×720 (HD)
  • 1920×1080 (FHD)
  • 2560×1440 (QHD)
  • 2048×1080 (2K)
  • 3840×2160 (4K)
  • 5120×2880 (5K)

Before you start you need to download the latest version of the Virtual box then run it

Download Virtual Box

Steps to Fix macOS Catalina Screen Resolution on Virtual Box

Step 1. You have to Copy and Paste the codes for a full screen of macOS Catalina on Virtual Box.

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cd "C:\Program Files\Oracle\Virtualbox"
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Method: VBoxManage setextradata “Type Your VM Name Here” VBoxInternal2/EfiGraphicsResolution HxV (Recommended)
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Method 2: VBoxManage setextradata “Type Your VM Name Here” VBoxInternal2/EfiHorizontalResolution H (Alternative)
VBoxManage setextradata “Type Your VM Name Here” VBoxInternal2/EfiVerticalResolution V
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Resolutions to choose:
1280x720 | 1920x1080 | 2560x1440 | 2048x1080 | 3840x2160 | 5120x2880 | 1280x800 | 1280x1024 |1600x900 | 1440x900
HD FHD QHD 2K 4K 5K
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Step 2. You can replace the name of the virtual machine with code’s name. Code’s name is ‘Type your VM Name here’ change it to virtual machine name with out that you will not able to use full screen in virtual box

Step 3. In this step you need to select the screen size which is recommended at the end of the code

Step 4. Now go to Windows Start Menu then type CMD after that run as administrator

Step 5. You need to copy the code and paste it in the CMD then enter the Enter button till the end of the process, you have to be carefully because any missing of the code will effect the installation and can not able to install the macOS 10.15 Catalina.

Step 6. Close the Tabs then open virtual box and run macOS 10.15 Catalina

Step 7. Here in macOS 10.15 Catalina go to about this Mac click on display to show the screen resolution for selecting size of the screen

Conclusion 

In this article I have shown you the steps to fix macOS 10.15 Catalina Screen Resolution on virtualbox on windows, Now it depends on you which size of the screen would you select and run macOS Catalina 10.15 on your windows 

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