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Disk Utility User Guide
Disk Utility on Mac supports several file system formats:
- Apple File System (APFS): The file system used by macOS 10.13 or later.
- Mac OS Extended: The file system used by macOS 10.12 or earlier.
- MS-DOS (FAT) and ExFAT: File systems that are compatible with Windows.
Real case about the volume size is too big. Diskpart works as a Windows built-in tool, which can help you solve disk and partition problems. However, sometimes, you may be bothered by Diskpart. Here is a real case you may encounter. Hey, I tried to format NTFS to FAT32 with Diskpart, but I get virtual disk service error: the volume size is too big. 32GB's is the partition size limit for FAT32. Need to create a partition on the hard disk of that size before you can format it. Reports: Posted 8 years ago. Trying to copy and paste file, video, picture, folder, and you get the error can't be copied because its too large but you still have a lot of space in your. Step 7: From the Volume Format menu, choose Mac OS Extended. Step 8: Enter a name for the external hard drive in the Name field. Step 9: Click the Erase button. How to Reformat in Windows. Step 1: Plug your external hard drive into your computer. Step 2: If you have already written any data to the drive, back it up before proceeding to the next. If desired, you can specify reserve and quota sizes for each volume. Each volume uses only part of the overall container, so the available space is the total size of the container, minus the size of all the volumes in the container. Choose one of the following APFS formats for Mac computers using macOS 10.13 or later. APFS: Uses the APFS format.
Apple File System (APFS)
Apple File System (APFS), the default file system for Mac computers using macOS 10.13 or later, features strong encryption, space sharing, snapshots, fast directory sizing, and improved file system fundamentals. While APFS is optimized for the Flash/SSD storage used in recent Mac computers, it can also be used with older systems with traditional hard disk drives (HDD) and external, direct-attached storage. macOS 10.13 or later supports APFS for both bootable and data volumes.
APFS allocates disk space within a container on demand. The disk’s free space is shared and can be allocated to any of the individual volumes in the container as needed. If desired, you can specify reserve and quota sizes for each volume. Each volume uses only part of the overall container, so the available space is the total size of the container, minus the size of all the volumes in the container.
Choose one of the following APFS formats for Mac computers using macOS 10.13 or later.
It Is Too Large For The Volume Format Macbeth
- APFS: Uses the APFS format.
- APFS (Encrypted): Uses the APFS format and encrypts the volume.
- APFS (Case-sensitive): Uses the APFS format and is case-sensitive to file and folder names. For example, folders named “Homework” and “HOMEWORK” are two different folders.
- APFS (Case-sensitive, Encrypted): Uses the APFS format, is case-sensitive to file and folder names, and encrypts the volume. For example, folders named “Homework” and “HOMEWORK” are two different folders.
You can easily add or delete volumes in APFS containers. Each volume within an APFS container can have its own APFS format—APFS, APFS (Encrypted), APFS (Case-sensitive), or APFS (Case-sensitive, Encrypted).
Mac OS Extended
Choose one of the following Mac OS Extended file system formats for compatibility with Mac computers using macOS 10.12 or earlier.
- Mac OS Extended (Journaled): Uses the Mac format (Journaled HFS Plus) to protect the integrity of the hierarchical file system.
- Mac OS Extended (Journaled, Encrypted): Uses the Mac format, requires a password, and encrypts the partition.
- Mac OS Extended (Case-sensitive, Journaled): Uses the Mac format and is case-sensitive to folder names. For example, folders named “Homework” and “HOMEWORK” are two different folders.
- Mac OS Extended (Case-sensitive, Journaled, Encrypted): Uses the Mac format, is case-sensitive to folder names, requires a password, and encrypts the partition.
Windows-compatible formats
It Is Too Large For The Volume Format Mac Hard Drive
Choose one of the following Windows-compatible file system formats if you are formatting a disk to use with Windows.
- MS-DOS (FAT): Use for Windows volumes that are 32 GB or less.
- ExFAT: Use for Windows volumes that are over 32 GB.
See alsoPartition schemes available in Disk Utility on MacAbout Disk Utility on Mac