Your external hard drive is inaccessible, the partition is corrupt, or its boot sector is damaged. We’ll explain how to do both, in the sections below. It’s best to fix a corrupted external hard drive as soon as possible, but first, recover your files. If you notice sluggish performance, randomly disappearing files, and inaccessible volumes on your external hard drive, it may be corrupted. How to fix corrupted files on an external hard drive?.How to repair an external hard drive without losing data?.Does repairing an external hard drive erase data?.How to fix a corrupted external hard drive without formatting on Mac?.How to recover data from a corrupted external hard disk?.Signs that Your Hard Drive is Failing and How to Confirm It.Method 4: Repair Bad Sectors on the External Hard Drive Using Full Format.Method 3: Fix Corrupted Hard Drive Errors.Repair the Corrupted Hard Drive’s Boot Sector Using TestDisk.Use TestDisk to Repair a Corrupt Partition.Method 2: Repair the Corrupted Partition on External Hard Drive.Method 1: Perform a Physical Diagnosis of External Hard Drive.How to Fix a Corrupted External Hard Drive.Step 2: Scan the Disk Image of the External Hard Drive.Step 1: Create a Disk Image of the External Hard Drive.

How to Recover a Corrupted External Hard Drive Without Losing Data.Troubleshooting a Corrupted External Hard Drive: Defining the Problem.

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