VirtualBox error NS_ERROR_FAILURE (0x80004005) on macOS
Solution for VirtualBox error NS_ERROR_FAILURE (0x80004005) on macOS which won’t allow to launch the virtual machine after updating macOS.
VirtualBox 6.1
Articles related to VirtualBox version 6.1
Increasing Disk Space of Windows Guest OS in VirtualBox on Mac
Here, I will give you the step by step instructions for increasing the disk space of Windows in VirtualBox on macOS.