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.


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Is this content AI-generated?

Nope! Each article is crafted by me, fueled by a deep passion for Docker and decades of IT expertise. While I employ AI to refine the grammar—ensuring the technical details are conveyed clearly—the insights, strategies, and guidance are purely my own. This approach may occasionally activate AI detectors, but you can be certain that the underlying knowledge and experiences are authentically mine.

Vladimir Mikhalev
I’m Vladimir Mikhalev, the Docker Captain, but my friends can call me Valdemar.

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