Every Mac made today can burn CD and CD-RW (rewritable CDs) discs, and if your Mac has a SuperDrive, you can burn DVD and DVD-RW discs, too. If you want to erase a CD-RW or DVD-RW so that you can reuse it for other data, hereis what to do: Place the CD-RW or DVD-RW you want to.
Go into Finder - locate the CD you want to erase - right-click it - there is an That's the new way to erase a rewritable CD - just tested it and it.
To erase a rewritable CD or DVD under Mac OS, follow these steps: Insert the CD or DVD into the drive Go to Finder> Applications> Utilities>.
I am trying to quick erase a CD-RW in El Capitan OS (version I tried Finder again and this time it offered an option to "erase rewritable disc.
This wikiHow teaches you how to erase a readable and writable CD—or "CD-RW "—using your Windows or Mac computer. You cannot erase a read-only CD.
If you want to reuse a CD-RW disc, you must first erase the existing information on it. Erasing, reformatting, or preparing a disk for burning permanently deletes I need to rework the article on erasing rewritable optical disks the instructions in the article were correct in earlier versions of MacOS, but not.
Go into Finder and right click on the DVD, there should be an option "Erase rewritable disk". Apparently that's how to erase disks in El Capitan.
Go to Contents/MacOS within the package contents and open the file called "Disk Utility" with your hex editor 5. Find the chunk DC00F.