What does MAC extended journaled mean?
A Mac OS Extended volume can be journaled, which means that the operating system keeps a continuous log (journal) of the changes made to the files on the volume.
Can you use Mac OS Extended Journaled with Windows?
Mac OS Extended (Journaled) – This is the default file system format for Mac OS X drives. … Disadvantages: Windows-running PCs can read files from drives formatted this way, but they can’t write to them (at least not without the same amount of work it takes to get OS X to write to NTFS-formatted drives).
Can Windows read a Mac hard drive?
Windows can’t normally read Mac-formatted drives, and will offer to erase them instead. But third-party tools fill the gap and provide access to drives formatted with Apple’s HFS+ file system on Windows. This also allows you to restore Time Machine backups on Windows.
Is APFS only for Mac?
APFS will still work on mechanical or hybrid drives, too. On new Macs, APFS is the default file system, as modern Macs all have SSD drives. If you’re formatting a drive for use with a Mac with an SSD – and plan to use the drive with that Mac only – it may be wise to format it to work with APFS file systems as well.
Should I use Apple Partition or GUID?
Apple partition map is ancient… It doesn’t support volumes over 2TB (perhaps WD want you to by another disk to get 4TB ). GUID is the correct format, if data is disappearing or corrupting suspect the drive.
Is NTFS compatible with Mac?
Apple’s macOS can read from Windows-formatted NTFS drives, but can’t write to them out of the box. … This could be useful if you want to write to a Boot Camp partition on your Mac, as Windows system partitions must use the NTFS file system. However, for external drives, you should probably use exFAT instead.
What file systems can Mac read?
Mac OS X supports a handful of common file systems—HFS+, FAT32, and exFAT, with read-only support for NTFS. It can do this because the file systems are supported by the OS X kernel. Formats such as Ext3 for Linux systems are not readable, and NTFS can’t be written to.
How do I know if my Mac is using APFS?
Choose “Get Info” from the menu that appears. 4) Look for the text circled below. If the format is “APFS” then your startup disk is using Apple File System and is not currently rebuildable.
What is HFS+ format in Mac?
Mac — Since Mac OS 8.1, the Mac has been using a format called HFS+ — also known as Mac OS Extended format. This format was optimized to minimize the amount of drive storage space used for a single file (the previous version used sectors loosely, leading to rapidly lost drive space).
Is a quick format good enough?
If you are planning to re-use the drive and it’s working, a quick format is adequate since you are still the owner. If you believe the drive has problems, a full format is a good option to make sure no issues exist with the drive.