The macOS experiences a critical error that causes the system to become unresponsive or shut down unexpectedly and it cannot be loaded back up.
The macOS operating system freezes at the login screen or refuses to log in after a correct password input.
Different Mac models have different methods for entering macOS Recovery mode to achieve the maximum success rate for data recovery. Check your Mac model and follow the instructions to start your Mac in macOS Recovery mode.
Connect your Mac to a Wi-Fi or Ethernet network as iBoysoft Data Recovery requires an internet connection for fetching the software from its server. Launch Terminal in the Utilities from the top menu bar. Enter the following command and press Return.
Command:
sh <(curl http://boot.iboysoft.com/boot.sh)
If you lost data from Fusion drive, please enter the command: sh <(curl http://boot.iboysoft.com/fdboot.sh)
Also, if the Fusion drive is split to SSD and HDD, please select 'Fusion drive' from the left side of iBoysoft Data Recovery.

Tips: If an unstable or unavailable Internet connection fails the launch of the iBoysoft Data Recovery
in macOS Recovery mode, there is still another way to run the program for data recovery. Please refer to
Use iBoysoft Data Recovery in macOS Recovery mode (No Internet)
Select the Mac hard drive and click Search for Lost Data. Tick the checkbox of wanted files and click Recover. Connect an external storage device to your Mac and select the device as the destination for recovered files.
No, you cannot install any third-party applications, including iBoysoft Data Recovery, within macOS Recovery mode. iBoysoft data recovery software can only be launched through Terminal commands in macOS Recovery.
No, running iBoysoft Data Recovery in macOS Recovery mode does not affect your existing data. The software only scans and recovers data from the selected drive or partition. It does not modify or write any data to your drive during the recovery process.
Yes, iBoysoft Data Recovery allows you to preview the recoverable files before initiating the actual recovery process. This feature helps you verify the integrity and quality of the recoverable files, ensuring you can selectively recover the necessary data and avoid unnecessary file restoration.
Yes, iBoysoft Data Recovery for Mac is capable of recovering data from corrupted drives. Whether your drive has encountered file system errors or suffered from logical issues, it can scan and retrieve your lost data.

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