Stellar Data Recovery Professional is a sophisticated application to scan and recover your APFS or HFS drive.If you’ve opted to sell your MacBook Air to someone else, a factory reset will ensure that all of your private and personal information is deleted. You might need the help of a professional external hard drive recovery software for Mac. Though helpful, FSCK isn’t the sure shot method to repair the corrupt external/internal hard drive. Invalid volume free block count, and likewise.ģ) Recover External Drive using Stellar Data Recovery Professional for Mac.It will help you fix Invalid B-tree node problem occurred on the disk drive. The command (-r) in the above code will recreate Catalog B – Tree. Use of df-h1 will let you know the path of the internal disk drive. Launch Terminal, enter df -h1 and press Return. To run fsck command you have to restart Mac and log in as ADMIN. You might have luck with FSCK command line. Moreover, the corruption may not allow you to copy & paste all the files from the disk. But doing this may also result in copying errors to another location. You can try copy and paste all files from the corrupt external or internal hard drive to another destination. Further, try Mac external hard drive recovery software as a last resort. But if the external hard drive is beyond the repair scope of the Disk Utility, then it could be possible that the directory structure of the drive is corrupt severely.ĭon’t panic, the below 3 activities could be performed when Disk Utility fails to repair an external hard drive. In most cases, the Disk Utility is vigorous enough to repair an external drive and even your start-up disk. The above message doesn’t show up in normal circumstances of external hard disk errors. Back up as many of your files as possible, reformat the disk and restore your backed-up files. Free download the software to self-evaluate.Įrror: Disk Utility can’t repair this disk. Data recovery from corrupt external drive is feasible. The blog shares three do-it-yourself methods to fix the drive and recover the data. The purpose of this blog is to help you repair corrupt external hard drive on Mac. It could be nightmarish if you have got the below message through Disk Utility while repairing an external hard drive formatted with APFS or HFS.
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