It’s really annoying if we can’t select an appropriate resolution for our system. It doesn’t matter whether it’s Mac, Windows or Linux operating system. Most of the time you should be able to select any resolution on your Windows or Mac system, but it’s not always the case because you can’t change the default display on VMware or VirtualBox when you install an OS. So to fix this issue, I’ve prepared a great solution that can be helpful in terms of screen resolution for macOS Catalina, which is the latest version of the Apple Mac Operating System.
Switch Off macOS Catalina. First, shut off the virtual machine by clicking on close on the VirtualBox. Jun 14, 2019 Install macOS Catalina on VirtualBox on Windows PC will essentially work straightforward similar to a Mac, and devotes most of your Windows power and its graphics card to running Catalina. How much ever you allocate, it will get more thirsty of power. The more you allocate, the better the performance. Clc main workbench download.
In this article, I’m going to show you how to fix macOS Catalina screen resolution on VirtualBox on PC in two or three different ways. I hope it should work for all of you guys who are using macOS on VirtualBox.
How to Fix macOS Catalina Screen Resolution on VirtualBox
- Fix macOS Catalina Screen Resolution Method One
- Fix macOS Catalina Screen Resolution Method Two
Method One: Fix macOS Catalina Screen Resolution
Let’s get the ball rolling on how to fix macOS Catalina screen resolution on VirtualBox on Windows operating system. All these methods are tested by our website visitors so it should work for most of you guys. One of these methods should work absolutely. For us, method 1 has worked all the times and we recommend it to all. The resolution which is mentioned in notepad file is tested by the wikigain team and if any other resolution also works, let us know. We will add them to the list.
Step #1. Completely Shutdown your macOS Catalina virtual machine and open up the macOS Screen Resolution VirtualBox code. Here you need to replace “VM Name” with your virtual machine that wants to change the resolution. Leave the code opened but close VirtualBox completely and it should not be running in the background.
cd 'C:Program FilesOracleVirtualbox'VBoxManage setextradata 'VM Name' VBoxInternal2/EfiGraphicsResolution HxV
Step #2. Open up the command prompt or Windows Powershell by pressing Windows+X key in Windows 10 and select command prompt from the menu. If you didn’t see the command prompt just click on Powershell.
Command Prompt Office student 2010 key.
Step #3. Now, copy and paste the code to the command prompt (CMD) and make sure to Replace HxV with your desired resolution which is listed in the notepad file. For example, 1920×1080 is one of the resolutions. have a look at the screenshot below to get an idea of how it’s done.
Execute the Resolution Code
Step #4. Leave the CMD or PowerShell open, start your macOS Catalina Virtual Machine. Click Apple icon on the top left corner of the screen then selects About this Mac. From the Display tab, you should see your new resolution. In my case, it’s 1920×1080.
Method Two: Fix macOS Catalina Screen Resolution
Mac Os Catalina Virtual Machine
This method also has worked for some of our visitors and they mentioned to us and we added in this guide.
Step #1. Shutdown your macOS virtual machine and from the VirtualBox observe your macOS Name. Open Screen Resolution VirtualBox code and replace it with your virtual machine name. Make sure to quit the VirtualBox completely. Don’t forget to execute the first command cd 'C:program FilesOracleVirtualBox'VBoxManage setextradata 'VM Name' VBoxInternal2/EfiGraphicsResolution HVBoxManage setextradata 'VM Name' VBoxInternal2/EfiGraphicsResolution V
Note: Change the H and V at the end of each command in method 2.
Once you run the code to the CMD or PowerShell, start your macOS Catalina Virtual Machine and should see the new resolution from Display Tab.
4K Resolution
Method Three Alternative
This method is also similar to method 1 and 2. You need to find your VM name and replace it in the code. If you don’t the command won’t work.
Step #1. Shutdown your virtual machine and replace the VM name with your virtual machine name. In my case, my virtual machine name is “macOS Catalina” so I should replace it with “VM Name“.
VBoxManage setextradata 'VM Name' VBoxInternal2/EfiGopMode N
Shutdown Catalina VM
Step #2. Also, replace N with the resolution of your choice. Run the command and start Virtual Machine.
Conclusion
To sum up this guide, we’ve shown three methods to fix macOS Catalina Screen Resolution on VirtualBox on Windows PC. Every method is a command line command that needs to be executed to fix the resolution issue. If you’ve any other solution to fix the issue, please feel free to share via comment section down below this post.
If you’ve install macOS Catalina on VirtualBox you’ll notice a small screen resolution which we fix macOS Catalina screen resolution that can be VirtualBox Catalina resolution, which doesn’t expand when you switch to full-screen mode. Unlike VMware, when you’ve finished the installation, you will install VMware Tools on macOS Catalina which fixes most of the things that one of them is screen resolution. Plus enhances performance, graphics, and video settings. But unfortunately, that’s not applicable here. Don’t worry, there’s another trick to it. Here’s how to fix macOS Catalina screen resolution on VirtualBox.
One of the most important parts of using an operating system is its screen resolution. When you have a huge screen resolution or even if it’s not huge, it’s definitely bigger than the default screen resolution of the operating system you install. In this case, you would likely wish to experience the complete resolution when you’ve a larger screen.
How to Fix macOS Catalina Screen Resolution on VirtualBox
This happens after you install, when you switch to the full-screen resolution mode, wait for a precious wallpaper to cover your entire screen, but instead, the wallpaper remains at the same resolution instead the side screen will be covered will the black screen. It’s really annoying. Let’s see how to fix macOS Catalina screen resolution on VirtualBox.
- Related:Install macOS Catalina on VMware on Windows PC
Step One: Switch Off macOS Catalina
First, shut off the virtual machine by clicking on close on the VirtualBox. This is super-important.
When the close virtual machine prompts up, click Power off the machine then click OK.
Step Two: Edit Catalina Screen Resolution Key
At this point, you’ll need a single file of the screen resolution key and modify it for your virtual machine.
For that, you’ll need to download the macOS Catalina Screen Resolution. Once it is with you, open it and replace “macOS Catalina” with your virtual machine. I guess it would be macOS Catalina or only Catalina, in which case, you’ll only need to do a simple edit
Next up, modify the screen resolution which is “1920×1080” with the resolutions tested below.
Step Three: Close VirtualBox
While the virtual machine is closed, now you need to exit from VirtualBox. These two are really important to be closed, so make sure they aren’t open. Otherwise, this would probably make the virutal machine unusable.
Step Four: Apply Fix macOS Catalina Screen Resolution
Macos Sierra
The commands are ready to apply now. The only step to fix Catalina screen resolution is now to apply the commands which are very important.
When you’re done, open Command Prompt without administrator privileges.
On this window, in order to locate the VirtualBox, copy and paste the first line of the command.
Now copy and paste the next line of the command and hit Enter. This will change the default resolution to your desired resolution.
And there you go! With this simple trick, you’ve fixed the macOS Catalina screen resolution permanently.
Step Five: Switch on macOS Catalina
This should work properly without any issue if you’ve done all the steps correctly.
To try and see everything, switch on the macOS Catalina machine from VirtualBox.
Without you switch to the entire resolution, it will automatically start in your preferred resolution. Simply sign in and you’ll enjoy the perfect resolution.
To experience the seamless resolution, from the top menu, click on View and click on Full-screen Mode. It will perfectly cover your entire screen without a side black cover.
You’ll see the gorgeous Catalina wallpaper across all across the edge of your screen.
To check, from the top click on the Apple icon and select About This Mac.
From the menu, click on Display tab and the screen resolution will be in front of you.
The resolution will completely fit and there’s no problem at all. If it’s smaller or doesn’t cover your screen, you may change the resolution with the steps we did and change the screen resolution this time. This is the perfect way to enjoy the ideal Mac. That’s all of how to fix macOS Catalina screen resolution on VirtualBox.