Step one: The top right corner of the screen has a search feature that searches for "BOOT Camp assistant" and then turns on the direct clean Delete win system.
Step Two: Delete all the partitions back to the MAC system without any side effects.
Step three: Apple does not have a key to restore, but the lion system has a call time MACHINE (Time Machine) tool This tool is a record, backup, so that you can go back to the point of the backup that even if you delete the wrong things, clean the trash, the same can use time MACHINE You can rewind the time and get back to the file! But this tool needs to be equipped with a mobile hard disk, overall this tool is very good convenience! Restoring back doesn't turn into English exactly the way you did when you backed up.
Step Fourth: Open the Boot Camp assistant and select "Create or Remove Windows Partition", then restore the partition back to the equivalent of removing windows!
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