Once files are mounted to a CD drive, double click the appropriate file version 32 bit or 64 bit. To start the installation, click on ‘Devices’ and ‘Install Guest Additions’ in the menu bar. With the official support of Windows 8.1 in Oracle VirtualBox 4.3 and later versions, installing guest additions will give improved display options and smooth performance. VirtualBox Guest Additions for Windows 8.1 It will take some time to finish the online updates, setting up apps and other configurations.ħ) Here is a working Windows 8.1 on VirtualBox. So, you can log in with your existing Microsoft account or create a new account from this screen.Ħ) As one of the new features, you can connect and set up SkyDrive on the next screen. This setup will allow the VM to connect to the Internet through the physical network of the host computer. The default VM network setting is ‘Bridged Mode’.

Obviously, an internet connection is required on the physical host computer and virtual machine. Select the second option to install a fresh copy.ĥ) You need to have or create a Microsoft online account to use Windows 8.1. I’m not mentioning each installation step here, they are simple for any Windows user. If you have the latest VirtualBox version, you can skip this step 3.Ĥ) Power on the virtual machine, and the installation will start smoothly. Also, the successful execution will not return any messages. Make sure that the above command doesn’t return any error messages. VBoxManage.exe setextradata 'VM Name' VBoxInternal/CPUM/CMPXCHG16B 1

I usually keep 2GB RAM and 2 processor cores.Īttach the ISO file you have downloaded to the CD/DVD drive of the virtual machine.ģ) If you still decide to go with the older version of VirtualBox (before 4.3 or 4.2.18), the following command should be executed from the correct folder path before powering on the virtual machine. Increase the RAM size and processor cores. Select the ISO file format to download since we will be attaching it to the virtual machine’s CD drive.Ģ) Create a new virtual machine with Windows 8.1 OS type. Read Also: How to install Windows 11 on VirtualBox How to do a Proper Installation of Windows 8.1 on VirtualBoxġ) If you like to install Windows 8.1 Enterprise, you can download the ISO file from the Microsoft site here. VirtualBox Guest Additions for Windows 8.1.How to do a Proper Installation of Windows 8.1 on VirtualBox.The Error Message With Older Versions of VirtualBox.

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