How to recover lost data after resizing APFS container on macOS High Sierra?

Posted by Katrina to Mac Data Recovery on May 29th, 2018

Hi, I want a space to install Linux on my MacBook Pro. For this, I am trying to resize one of my APFS partition. However, I am failing. Whenever I am performing a partition shrink using Disk Utility, an error code 49153 prevented me from accessing the APFS container. But I really need the working files on one APFS volume. Can anyone tell me how to recover lost data after resizing APFS container?

APFS was introduced with a new concept - Container. A single container has multiple volumes with shared free space. As a drive can have multiple containers, users may wish to resize APFS container to optimize their file storage. But some unexpected quirks happen after resizing APFS container, such as the above APFS resizing error, which will result in data loss problem. If you are facing data loss problem after changing APFS container size, just read ahead to get effective solutions.

How to recover lost data after resizing APFS container?

Although there are numerous reasons which cause data loss after increasing APFS container, we still have ways to recover lost data back. The following are two effective solutions:

Solution 1: Restore lost data from Time Machine Backup

Backup is always the most reliable measure to prevent data loss. If you have made a backup in Time Machine, you are such a lucky one.

Step 1: Open up Launchpad on Mac, click "Others".

Step 2: Find Time Machine icon and click it to enter Time Machine.

Step 3: Target the files you want to restore and press Space Bar to preview the file.

Step 4: Click the Restore button to restore the file to its original location.

Solution: 2: Recover lost data after resizing APFS container with iBoysoft Mac Data Recovery

If there is no backup or available backup is not recent in Time Machine, a professional APFS data recovery program like iBoysoft Mac Data Recovery is needed.

iBoysoft Mac Data Recovery is the best APFS data recovery software, which can recover lost documents, photos, videos, etc. after resizing APFS container on macOS High Sierra. It also supports to recover data from encrypted APFS boot/startup drive, recover deleted/lost data from APFS partition, recover data from formatted APFS hard drive, recover data from inaccessible APFS drive, recover data from corrupted APFS container/drive, recover deleted/lost APFS partition, etc.

Apart from APFS data recovery, iBoysoft Mac Data Recovery can also recover data from HFS+, HFS, FAT32 and exFAT drives. It can recover deleted files even emptied from Mac Trash, recover data from formatted, corrupted, unreadable, unmountable, inaccessible hard drive, external hard drive, USB drive, SD card, memory card, digital cameras, etc. on macOS Mojave 10.14/High Sierra 10.13/10.12/10.11/10.10/10.9/10.8/10.7.

Tutorial to recover lost data after resizing APFS container with iBoysoft Mac Data Recovery:

Step 1: Download, install and launch iBoysoft Mac Data Recovery on Mac.

Recover lost data after resizing APFS container with iBoysoft Mac Data Recovery

Step 2: Click "Find Lost APFS Partitions" on the top right corner and select the drive where the APFS container exists and click "Next" to continue.

Step 3: Select the APFS container which we have resized and then click "Next" to scan data.

Step 4: Preview the files in listed scanning results, select files you need, and click "Recover" to get them back.

Still have questions?