How to fix Seagate Backup Plus drive not readable, recognized on Mac?

Posted by Juno to Mac Data Recovery on February 8th, 2018

I have a Seagate Backup Plus drive external hard drive that works perfectly well. But yesterday, it suddenly became not readable when connecting to Mac. There are many significant working files on it. Is there any method to fix 'Seagate Backup Plus drive not readable, recognized on Mac' problem?

Seagate Backup Plus drive drive is a quite popular kind of external hard drive, and can bring us much convenience by storing and transferring files. But there are also times that we encounter errors when using Seagate Backup Plus drive drive. Like the case above, one of the errors that we may meet is Seagate Backup Plus drive not readable, recognized on Mac.

When getting into this problem, what we care about most is usually the method to fix 'Seagate Backup Plus drive not readable, recognized on Mac' problem as well as the security of files on the drive. As many users don't know much about how to fix external drive not readable by this computer, this passage will offer methods.

3 methods to fix 'Seagate Backup Plus drive not readable, recognized on Mac' problem

Here are three methods can be used to fix this problem:

Method 1: Fix not readable, recognized Seagate Backup Plus drive drive with Disk Utility

Disk Utility is a built-in tool on Mac that can help fix errors.

1. Launch Disk Utility from Utilities.

2. Select the not readable/recognized Seagate Backup Plus drive drive at the left part of the window.

3. Click First Aid at the top of the window, click Run, and then wait until fixing finishes.

Method 2: Reformat not readable, recognized Seagate Backup Plus drive drive to make it readable

Since Disk Utility can only fix minor errors, it is very possible that Method 1 fails and we need to reformat the drive to make it readable. But if we directly reformat the drive, we will lose all files on it. So for the security of our files, we should firstly recover data from not readable/not recognized Seagate Backup Plus drive drive, and then fix the drive by reformatting.

1st Step: Recover data from not readable/not recognized Seagate Backup Plus drive drive on Mac with iBoysoft Mac Data Recovery

iBoysoft Mac Data Recovery is a professional Mac data recovery software that can recover data from not readable/not recognized Seagate Backup Plus drive drive, recover deleted/lost files from external hard drive, recover data from formatted external hard drive, recover data from unmountable external hard drive, recover data from unreadable external hard drive, recover data from corrupted external hard drive, recover deleted/lost partition, etc. on macOS 10.14‎/10.13/10.12 and 10.11/10.10/10.9/10.8/10.7/10.6.

Aside from above, iBoysoft Mac Data Recovery can also recover data from unmountable hard drive, recover data from unreadable USB flash drive, recover data from unreadable SD card, etc.

Tutorial to recover data from not readable/not recognized Seagate Backup Plus drive drive on Mac

Step 1: Connect not readable/not recognized Seagate Backup Plus drive drive to Mac.

Step 2: Launch iBoysoft Mac Data Recovery.

Recover data from not readable/not recognized Seagate Backup Plus drive drive on Mac

Step 3: Select the not readable/not recognized Seagate Backup Plus drive drive and click Next to scan lost files on it.

Step 4: Preview scanning results, choose files we need, and then click Recover to get those lost files back.

2nd Step: Reformat not readable/not recognized Seagate Backup Plus drive drive with Disk Utility

After recovering lost files, we can fix not readable/not recognized Seagate Backup Plus drive drive on Mac by reformatting.

Step 1: Launch Disk Utility from Utilities and select the not readable/not recognized Seagate Backup Plus drive drive.

Step 2: Choose Erase function, complete related information (name, format, scheme), and then click Erase button.

Method 3: The not readable/not recognized Seagate Backup Plus drive drive can't show up in Disk Utility - send it to a local technician for help

If our Seagate Backup Plus drive drive even can't show up in Disk Utility, it is very possible that the drive has bad sectors or some other serious errors. Naturally, it can't be fixed with the first 2 methods. So we'd better find a local technician to help us get out of trouble.

Still have questions?