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HOWTO compact VDI disks

Introduction If you have VM using dynamically allocated disks, you may have the need to compact them to save some free space. It happened that I have to shrink a Win10 VM after the upgrade to 1809, hosted on my Windows 10 notebook. Using Virtualbox for Windows, actually this option seems to be available only for VDI files. Round #1 The first step is to … Continue reading HOWTO compact VDI disks »