Ntfs Io Data Hdd Mac Started Up

Before continuing, make sure that you have a backup of any files that you want to keep.

Then select Disk Utility from the Utilities window and click Continue.

Ntfs Io Data Hdd Mac Started Up

If youre not erasing the disk your Mac started up from, you dont need to start up from macOS Recovery: just open Disk Utility from the Utilities folder of your Applications folder.

The sidebar now shows your disks (devices) and any containers and volumes within them.

If youre not erasing the volume your Mac started up from, you dont need to start up from macOS Recovery: just open Disk Utility from the Utilities folder of your Applications folder.

The volume your Mac started up from is named Macintosh HD, unless you changed its name.

For example, the installer might say that your disk isnt formatted correctly, isnt using a GUID partition scheme, contains a newer version of the operating system, or cant be used to start up your computer.

If it cant, it chooses Mac OS Extended, which works with all versions of macOS.

During installation, the macOS installer decides whether to automatically convert to APFSwithout erasing your files.

For more detail, choose File Get Info from the Disk Utility menu bar.

Some older versions of Disk Utility offer the option to zero all data instead.

These secure-erase options arent offered or needed for solid-state drives (SSDs) and flash storage.

Ntfs For Mac Io Data Hdd