Once done, you will be able to install VirtualBox without any problem. Then, let it finish all the processes and restart your computer.

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To turn off Hyper-V on Windows 11/10, follow these steps: That is why it is recommended to disable or turn off Hyper-V on your computer before going through the VirtualBox installation process. Third-party virtual machine apps, such as VirtualBox, VMware Workstation Player, etc., do not run alongside Hyper-V. It is the very first troubleshooting suggestion you should follow in order to get rid of this problem from your Windows computer. To learn more about these tips and tricks, keep reading. Run Program Install and Uninstall troubleshooter.To fix VirtualBox Installer Installation failed error in Windows 11/10, follow these solutions: Here we have consolidated some of the common reasons along with the solutions so that you can troubleshoot the issue and install Windows 11/10 OS without any problem.įix VirtualBox Installer Installation failed error There could be countless reasons why VirtualBox fails to run the installer on your computer. If you are unable to install VirtualBox on Windows 11/10 and getting an error as Installation failed! Error: Fatal error during installation, follow these suggestions to get rid of this issue.

Install windows 11 in virtualbox