How to fix/recover/format unreadable SD card in Mac?

Posted by Juno to Mac Data Recovery on October 27th, 2017

Summary: This page will introduce you how to fix/recover/format unreadable SD card in Mac. But before that if your SD cards contain some important data, please free download this professional data recovery software to reecover lost data from unreadable SD card.

As the most widely used type of memory card, SD card are often applied on portable digital devices like digital cameras. But there're a series of SD card related problems, like suddenly losing photos on SD card, SD card becoming RAW, inaccessible or unreadable. In this situation, we should avoid doing any further operation on the unreadable SD card before performing data recovery, which will be very possible to cover those data to make them unrecoverable.

Simple methods to fix/recover/format unreadable SD card in Mac

For users who have useful data on the unreadable SD card and those who don't have, this passage offers two different methods:

Method 1: If we have useful data on unreadable SD card: perform data recovery before fixing/formatting

When there are still important files on unreadable SD card, we should firstly recover data from SD card. As long as our SD card doesn't have hardware problem, iBoysoft Mac Data Recovery can help us restore data unreadable SD card on Mac.

iBoysoft Mac Data Recovery is a professional data recovery software that can recover data from unreadable SD card, unmountable SD card, formatted SD card, corrupted SD card, inaccessible SD card, not formatted SD card, recover deleted files from SD card, etc. on macOS Mojave 10.14/High Sierra 10.13 /10.12 and OS X 10.11/10.10/10.9/10.8/10.7.

iBoysoft Mac Data Recovery can also recover data from Macintosh HD, recover data from external hard drive, recover data from USB flash drive, recover data from memeory card, etc.

Tutorial to recover data from unreadable SD card in Mac with iBoysoft Mac Data Recovery

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

Step 2: Launch iBoysoft Mac Data Recovery.

Fix/recover/format unreadable SD card in Mac with iBoysoft Mac Data Recovery

Step 3: Select the unreadable SD card and click "Next" button to scan all lost data.

Step 4: Preview the searching results, choose files we need, and click "Recover" to get them back.

Step 5: Have a check to ensure we have got all lost data back.

After successfully restored all lost data, we can fix/recover unreadable SD card by formatting it as the steps below without worrying about data loss.

Method 2: If we don't have any useful data on the unreadable SD card: directly fix it by formatting

Step 1: Launch Disk Utility from Utilities.

Step 2: Click the icon of unreadable SD card 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.

Still have questions?