DESCRIPTION
On OS X，There is always a lot of friends because of various reasons，For example, the dual system，For example, change the SSD, etc., etc.，The system will reluctantly comes with Recovery HD comes with this system rescue mode deleted - I do not think that anyone is simply to 650M of disk space and delete it, right =。= Short，While the system can use cmd + r networking at boot time to download，But at the crucial moment，Still very ten[……]