you need
  • Mac OS.
Guide
1
used to format the system application "Disk Utility" - has built the desired function in the Mac OS.To run the program, select the "Programs", then - the subsection "System Tools," and in it, double-click the "Disk utilita.app."
2
In the left pane, open the app posted a list of available physical disks and virtual volumes for which each of them is broken - select the one that you want to format.Then click the inscription "Delete" in the right panel and it will be a quick tutorial with a course of action and few controls.
3
the drop-down list of "Format", select the type of file system to be used in th
is operation.Button "Security Options" window opens additional settings - it put the elements of choice, instead of allowing the passage of data destruction set 7 or even 35 repetitions of this operation.Making a choice in this window, we must bear in mind that the total time formatting increases proportionally to the number of repetitions format.In the "Name" field, type the name of the volume at which the drive should be cleaned will be displayed after the procedure.
4
button labeled "Delete FREE.Space "in the right panel is also associated with increased security - it carries out re-erasure, but not on all of the disk, but only on a part thereof unoccupied.Use it if you want to overwrite with zeros once storage space remains free after the previous disk formatting.
5
After all the necessary settings formatting operation will be made, start the process by clicking the "Delete" in the lower right corner of the "Disk Utility".The time it will spend on the program performance of this command depends on the disk capacity, type of data exchange interface and security options you have selected.