Changing Boot Options To Efi Cause Data Loss In Mac Os X

The Extensible Firmware Interface or EFI is a specification

, which defines the application interface between Mac OS X and the platform firmware. The Extensible Firmware Interface boot procedure includes a boot manager that is built-in platform firmware. But in some of the Mac OS X systems, boot drive options are required to be modified to involve the EFI boot.

In some cases, changing the boot options might cause critical problems and may lead to serious data loss. In such circumstances, you need to opt for Mac Data Recovery to get your mission critical and valuable data back.

If you modify the boot options and you desire to select from available boot volumes, boot menu starts showing options that are totally unexpected. EFI boot options begin showing and you've no clue of accessing bootable volume that has a huge amount of critical data within. The boot process might not be usual, but drive name is shown as general in the Finder.

The situation is quite difficult as all of your critical data is inaccessible and at stake of loss. This issue may take place due to some modifications made to the structure of Mac OS X volumes. The problem may also occur if you have restored the clone of hard drive after you upgrade your system or you face data loss and need Mac Recovery to get your valuable data back.

In such cases, you are highly recommended to stop using the system and go through underwritten steps:

You should use alternative methods to clone the hard drive. Cloning should be done using bit-for-bit transfer methods as a minor mistake may cause serious data loss.

Use Disk Repair utility to check consistency and integrity of your hard drive. It the tool find any error, fix it.

Reset the PRAM as it may have some significant boot information.

Go to System Preferences and change the startup disk.

When all else fails, perform Erase and Install Installation of Mac OS X.

You can resolve all the disk related issues by erasing a Mac drive and reinstalling operating system, but it also leads to critical data loss. In such situations, you need to go for Data Recovery Mac to extract all of the lost data.

Recovery is best possible using advanced and effective Mac Recovery Software. The applications methodically scan whole drive and extract as much data as possible from it. You can perform Do It Yourself recovery using these tools as they have rich and interactive graphical user interface.

Stellar Phoenix Macintosh Data Recovery is the most excellent and robust solution for all your Mac data loss problems. It is designed for Mac OS X 10.6, 10.5, 10.4 and 10.3.9. The software recovers data from HFS, HFS+, HFSX, HFS Wrapper and FAT file system volumes.

by: Allen Sood

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