After allocating volume to each partition, confirm the operation in the dialog box. You can then allocate volume to each partition by scrolling the blue button.Ĥ. A window will open, which will allow you to add partitions. Next, click on Partition from the top menu.ģ. Go to disk utility and click on the external disk.Ģ. Partition the driveĪfter the erasure is done, you would need to partition the drive.
Once you have made the selection, click on Erase.
Select Mac OS Extended (Journaled), if you wish to use the drive only on Mac, or select ExFAT, if you wish to use the external drive on both PC and Mac.Ħ. A dialog box will appear, asking you the file system to which you would like to format the external drive.
Click on the drive in the disk utility window.ĥ. Open Disk utility by following the path: Applications > Utilities > Disk Utilityģ. Connect your external device to your Mac.Ģ. Please follow the below steps to do the same: a. To do that, you must erase the contents of the drive and re-partition it. Ideally, you would like to use the previously inaccessible Mac External Drive Partition once your data has been recovered with Stellar Data Recovery Professional for Mac.
Stellar Data Recovery Professional for Mac is compatible with macOS Big Sur and Catalina and can recover data from lost partition on an external Mac storage drive, be it a solid-state drive or hard drive. Navigate to the save location to check the accuracy of the recovered files.
Let the software complete data recovery from the lost partition. You can compare various editions of Stellar Data Recovery for Mac here. To download and save the recoverable files, you need to activate the software.
Note: *The trial version of the software lets you preview the recoverable files.
Download and install the *trial version of Stellar Data Recovery Professional for Mac. Steps to rescue data from a lost volume are as follows: Get a Mac data recovery software to recover data lost due to partition/volume deletion, merging, or formatting. In case you don’t have a data backup of your external hard drive, don’t worry.
To do so, you need to follow the methods presented next: Recover Deleted Partition and Data on Mac 1. But it cannot undelete a lost partition or recover data from a deleted partition. Partition loss occurs due to the deletion of APFS or HFS+ partitions, merging two partitions into a single one, or inaccessibility of a partition.ĭisk Utility, the most versatile app in macOS & OS X, manages your storage drive partition efficiently. ? ”ĭata loss in macOS Big Sur or Catalina 10.15 due to external hard drive partition loss is a hard-hitting situation. How do I recover the deleted partition and my lost data? Please help. “Hello, I’ve accidentally deleted an external hard drive partition from my MacBook Pro, running on macOS Big Sur or Catalina. Use backup of the external drive partition Each volume within an APFS container can have its own APFS format-APFS, APFS (Encrypted), APFS (Case-sensitive), or APFS (Case-sensitive, Encrypted).3. You can easily add or delete volumes in APFS containers. For example, folders named “Homework” and “HOMEWORK” are two different folders. For example, folders named “Homework” and “HOMEWORK” are two different folders.ĪPFS (Case-sensitive, Encrypted): Uses the APFS format, is case-sensitive to file and folder names, and encrypts the volume. Choose this option if you don’t need an encrypted or case-sensitive format.ĪPFS (Encrypted): Uses the APFS format and encrypts the volume.ĪPFS (Case-sensitive): Uses the APFS format and is case-sensitive to file and folder names. 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.Ĭhoose one of the following APFS formats for Mac computers using macOS 10.13 or later.ĪPFS: Uses the APFS format. If desired, you can specify reserve and quota sizes for each volume. When a single APFS container has multiple volumes, the container’s free space is shared and is automatically allocated to any of the individual volumes as needed. macOS 10.13 or later supports APFS for both bootable and data volumes.ĪPFS allocates disk space within a container (partition) on demand.
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. 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.