Hold the Option key, right-click System Preferences in the Dock and choose Force Quit.Click on Utilities and select the Terminal.Ĥ.Immediately press and hold Command + R until you see an Apple logo or a spinning globe.Several users reported that this method helped them fix Installation failed message while installing VirtualBox, so be sure to try it.ģ. Once the command is executed, check if the issue is still there. ![]()
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