This article is for those looking for a detailed and clear guide on how to solve the problem with launching VirtualBox on macOS Catalina.

After installing macOS Catalina, many faced a problem when launching virtual machines in VirtualBox.

This tutorial addresses an issue when starting virtual machines on macOS 10.15 using VirtualBox 6.0.12.

To fix the problem, open a terminal emulator on a computer with macOS Catalina installed and run the command:

VBoxManage setextradata global GUI/HidLedsSync 0

VirtualBox does not work on macOS Catalina

This guide describes how to connect to a server using a terminal emulator iTerm2, installed on the macOS operating system.

Vladimir Mikhalev
hey, I’m Vladimir Mikhalev, but my friends call me Valdemar. I have a lot of experience in the design and maintenance of various information systems.

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