How to recover lost/missing files after macOS High Sierra 10.13 update/upgrade?

Posted by Autumn X to Mac Data Recovery on June 12th, 2017

We often see Mac users ask how to recover lost/missing files after upgrading to newest Mac operating system on forums. And Apple has announced the newest operating system, which is named "macOS High Sierra", for Mac computers on June 5th, 2017. Many of us choose to upgrade to macOS High Sierra 10.13. But we may lose data after macOS High Sierra 10.13 update/upgrade.

Do we lose those data forever? Can we recover lost/missing files after macOS High Sierra 10.13 update/upgrade? How to recover lost/missing files after macOS High Sierra upgrade? The answer is we can recover lost/missing files after macOS High Sierra 10.13 update/upgrade with Time Machine or professional Mac data recovery software.

How to recover lost/missing files after macOS High Sierra 10.13 update/upgrade?

Following is two solutions to recover lost/missing files after macOS High Sierra upgrade with Time Machine and professional Mac data recovery software - iBoysoft Mac Data Recovery.

Solution 1: Recover lost/missing files after macOS High Sierra 10.13 update/upgrade from Time Machine backup

We can recover lost/missing files after macOS High Sierra upgrade with Time Machine if we have done backup in Time Machine before upgrading to macOS High Sierra 10.13.

Step 1: Connect the backup drive to the Mac computer.

Step 2: Open the folder that once contained your deleted files.

Step 3: Click the Time Machine icon in the top left menu bar and select Enter Time Machine.

Tips: Did you know how to show Time Machine icon on the menu bar?

  1. Click Apple icon at the top-right corner.
  2. Select System Preferences… and then click on Time Machine.
  3. Check Show Time Machine in menu bar.

Step 4: Browse the items in the backup folder by using on screen up/down arrows or using the timeline at the edge of the screen. If you want to find files of older version, using timeline to navigate the files is faster. You will be able to see a lot of snapshots of this whole folder and how the folder changes.

Step 5: Select an item and prese Space bar or double-click it to preview it.

Step 6: Select the file you want to restore, and then click Restore.

If we haven't done backup before upgrading to macOS High Sierra 10.13 or cannot find files need to be recovered in Time Machine, we can go to the solution 2 to recover lost/missing files after macOS High Sierra update/upgrade. And we can go to Method 2 directly without checking Time Machine.

Solution 2: Recover lost/missing files after macOS High Sierra 10.13 update/upgrade with iBoysoft Mac Data Recovery

As professional and free Mac data recovery software, iBoysoft Mac Data Recovery helps to recover lost/missing files after macOS High Sierra upgrade as well as recover lost/missing files from storage devices on macOS Catalina 10.15/Mojave 10.14/macOS High Sierra 10.13, macOS 10.12 Sierra and Mac OS X 10.11 El Capitan, Mac OS X 10.10 Yosemite, Mac OS X 10.9 Mavericks, Mac OS X 10.8 Mountain Lion, Mac OS X 10.7 Lion.

Here will show the easy guide to recover lost/missing files from our Mac after macOS High Sierra 10.13 update/upgrade with iBoysoft Mac Data Recovery.

Tutorial to recover lost/missing files after macOS High Sierra 10.13 update/upgrade with iBoysoft Mac Data Recovery

First of all, please download and install iBoysoft Mac Data Recovery on another hard drive rather than Mac system hard drive to avoid those lost data being overwritten. Then, follow the following steps.

Step 1: Launch iBoysoft Mac Data Recovery on Mac.

Mac data recovery software - iBoysoft Mac Data Recovery

Step 2: Select Mac system hard drive and click "Next" to scan all lost data.

Step 3:Preview the files in results and choose files need to be recovered, click "Recover" to finish data recovery.

Tips: Please don't store recovered data to Mac system hard drive.

iBoysoft Mac Data Recovery also helps to recover lost/missing files on macOS High Sierra 10.13 from formatted hard drives that get formatted by accident during the system upgrading. If our hard drives become unreadable, unmountable, inaccessible after upgrading, we can recover lost/missing files from unmountable hard drive, unreadable external hard drive, inaccessible hard drive, recover deleted/lost APFS partition, on macOS High Sierra 10.13 with iBoysoft Mac Data Recovery too.

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