How can CCleaner "Erase Free Space" be pointed directly to the volume titled "Macintosh HD - Data" that mounts at /System/Volumes/Data?Ģ. Returns "Error with secure disk erase: Secure erase by writing a run of bytes to an APFS Volume makes no sense due to its possibly-unbounded size (-69489)".ġ. So, I also tried using the macOS Terminal app.īut sending Terminal command "diskutil secureErase freespace 4 /System/Volumes/Data" The app securely delete files using methods that meet and exceed government, military, and industry standards. ProtectStar today releases a new update version 2.0.10 of iShredder Mac, their military grade data erasure tool for Macs and MacBooks.
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The Secure Empty Trash feature was removed in OS X 10.11 because Apple felt that it could not guarantee secure deletion on the fast flash (SSD) drives that most of its modern models now use. Securely Erase Files on macOS: iShredder Mac 2 Offers Military Grade Data Deletion. Of related note: the "Macintosh HD - Data" volume appears to be mounted at /System/Volumes/Data On OS X 10.4 to 10.10, you can securely delete files by moving them to the Trash and then selecting Finder > Secure Empty Trash. I am left to wonder: to wipe free space in Catalina OS 10.15.7, does CCleaner need to be "pointed" directly at the volume titled "Macintosh HD - Data"? Here is what I've learned and tried so far.ĬCleaner (Free v1.18.30) does not respond when I run the "Erase Free Space" tool, after enabling Full Disk Access in System Prefs, then selecting the volume (the only option that shows, "Macintosh HD"), submit my admin password, and clicking "Erase Free Space".īut, because the volume hierarchy shown in Disk Utility isĪPPLE HDD HTS727575A9E36 (SATA Internal Physical Disk
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#Mac os secure erase how to
I'm trying to learn how to securely wipe free space on the HDD of a MacBookPro 9.1, Quad-Core Intel Core i7 2.60GHz, 16.0GB RAM that is running Mac OS X 10.15.7.