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Once you have ISO disc images ready, you can load them on your Windows PC just by double-clicking on them. This process can be repeated for any number of DMG files that you wish to convert to the ISO disc image format. The conversion progress will be displayed on your screen.
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This can be done in macOS easily, but a special software is needed for the Windows users. When you want to install macOS in VirtualBox, the first hurdle you face is converting macOS installation disc image file from the DMG format to the very common ISO disc image format.
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