The best way to remove BootCamp Partition from your Mac is through the BootCamp Assistant. Generally, items won't get deleted from your library until your device is low on . Found inside – When your drive begins to run out of space, your Mac can delete images from your library to save space, confident that the master files are in the cloud. If the partition you want to remove is Windows-based, use the Disk Utility to deal with it instead of the Bootcamp app.