Tech Tool Pro et son dvd bootable

Tu as normallement reçu un mail expliquant tout ça:

Bloc de code:
[1] Download the TechTool Pro DVD dmg from here: http://download.macupdate.com/techtool_pro_504_dvd.dmg
[2] Launch Apple's Disk Utility.
[3] Select the TechTool Pro 5 DVD "dmg" that appears in the list. (If it does not appear, drag and drop the "dmg" file into the Disk Utility window).
[4] Insert a blank DVD into the DVD drive.
[5] Select the "Burn" option in Disk Utility.