How to fix invalid volume header error in disk utility?

By Autumn X | Posted to Mac Data Recovery Tips updated on September 22nd, 2020 |

I connect my 3TB external hard drive to my MBP, but it failed to appear in Finder or on the Desktop. Plug out and reconnect it, nothing changes. I run Disk Utility and it finds an invalid volume header. And Disk Utility can't repair it though it's asking for repairing. It can't be read or mounted. How to repair invalid volume header error? Please help!

What is an Invalid volume header error?

Volume headers are the index of every Volume which is available on that hard drive. Each individual hard drive Volume contains a separate Volume header or a group. But an Invalid volume header is a fairly common and relatively serious problem relating to file system, volume structure, space and other information.

Invalid volume header error can be caused by many reasons, such as forced power off, virus attack, improper operation to the Mac or hard drive. When we face the invalid volume header error, the failed hard drive can't be read or mounted until the disk is repaired. Disk Utility may cannot repair invalid volume header error even though it proceeds "Repair Disk" successfully.

fix invalid volume header if volume header needs minor repair

Some of us know that if Disk Utility cannot repair it, we can reformat the failed hard drive and go to our backup. But if there is no backup for the drive, we will lose all our data in that drive. By the way, any operation to the failed hard drive will cause data corruption, including "Repair Disk". On this occasion, we should recover lost data from invalid volume header hard drive, and then fix invalid volume header hard drive.

How to repair invalid volume header error in Disk Utility?

Following will provide us efficient Mac data recovery software to recover lost data from invalid volume header hard drive and tell us how to repair invalid volume header hard drive.

Step 1: Recover lost data from invalid volume header hard drive

iBoysoft Data Recovery for Mac is highly recommended for us to recover lost data from invalid volume header hard drive. It can not only recover lost data from Volume Header hard drive, but also recover lost data from formatted hard drive, unmountable hard drive, unreadable hard drive, etc.

Lost or deleted data recovery from Macintosh HD, external hard drive, USB drive, SD card and other storage devices are supported by iBoysoft Data Recovery for Mac.

With the following 4 simple steps, it can recover lost data from invalid volume header hard drive on Mac for us.

Steps to recover lost data from invalid volume header hard drive

Step 1: Download and install iBoysoft Data Recovery for Mac on our Mac.

Step 2: Launch iBoysoft Data Recovery for Mac.

Recover lost data from invalid volume header hard drive with iBoysoft Data Recovery for Mac

Step 3: Select the invalid volume header hard drive and click "Next" button to scan all data.

Step 4: Preview the results, choose files need to be recovered, and click "Recover" button to get them back from invalid volume header hard drive.

Step 2: Fix invalid volume header error by reformatting

After recovering data from invalid volume header hard drive successfully, we can repair invalid volume header error by reformatting the failed hard drive. Minor repair could be done through First Aid, while serious damage on the volume header of the disk structure can only be fixed by reformatting, i.e. to erase this disk.

Here are steps to fix invalid volume header hard drive.

Step 1: Launch Disk Utility from Utilities.

Step 2: Click the icon of invalid volume header hard drive on the left part of the window.

Step 3: Click the Erase function on the top of the Disk Utility window.

Step 4: Complete the related information(name, format, scheme), then click Erase button.