How to fix/recover corrupted and unreadable SD memory card?

Posted by Katrina to RAW Drive Data Recovery on January 5th, 2018

When an SD memory card get corrupted and unreadable, all contents stored on it become inaccessible. If you try to open the corrupted or unreadable SD memory card on Windows computers, you will get some error messages such as 'File or directory is corrupted and unreadable' or 'The disk is not formatted. Do you want to format it now'.

In this article, we will show you how to fix corrupted and unreadable SD memory card and recover data from corrupted/unreadable SD memory card with iBoysoft Data Recovery.

How to fix/recover corrupted and unreadable SD memory card without losing data?

Tips: Before fixing corrupted and unreadable SD memory card, please stop using the corrupted and unreadable SD memory card to avoid unnecessary data loss.

Solution 1: Fix/recover corrupted and unreadable SD memory card using chkdsk /f command

You can try to fix corrupted/unreadable SD memory card with chkdsk /f command to check and repair corrupted and damaged file system. If it succeed, you will regain access to SD memory card as well as all the files will keep intact.

Step 1: Plug in your corrupted/unreadable SD memory card to your computer with a card reader.

Step 2: Go to the Start menu, type in "cmd" in a search bar, right click "cmd.exe".

Step 3: Type in "chkdsk /X /f SD memory card letter:" or "chkdsk SD memory card letter: /f ", for example, "chkdsk /X /f G:" or "chkdsk G: /f".

When you see "Windows has made corrections to the file system" in the command window after several minutes, you have successfully fixed corrupted and unreadable SD memory card via chkdsk /f command.

Solution 2: Recover data from corrupted/damaged SD memory card with iBoysoft Data Recovery

If you failed to fix corrupted/unreadable SD memory card using CMD, the last chance is to format the corrupted/unreadable SD memory card. But before that, please make sure you have a backup copy of all data. If not,you can download professional and free SD memory card data recovery software, such as iBoysoft Data Recovery, to recover data from corrupted and unreadable SD memory card.

iBoysoft Data Recovery is specifically designed to recover lost data from different types of corrupted/damaged memory card like SD memory Card, memory Stick, MicroSD Card and others in Windows XP/Vista/7/8/10 and Windows Server 2016/2012/2008/2003. It can help us to recover photos, music, audio, emails, and other types of files from SD memory card.

Tutorial to recover data from corrupted/damaged SD memory card with iBoysoft Data Recovery

Step 1: Download and install iBoysoft Data Recovery on the computer. Then connect the corrupted/unreadable SD memory card to the computer with a card reader.

Step 2: Launch iBoysoft Data Recovery, and select the corrupted/unreadable SD memory card.

Recover data from corrupted/unreadable SD memory card with iBoysoft Data Recovery

Step 3: Click "Next" to search for lost files on the corrupted/unreadable SD memory card.

After recovering data from corrupted/unreadable SD memory card, just format the corrupted/unreadable SD memory card.

Step 1: Go to My Computer, This PC or Disk Management, and right click the corrupted/unreadable SD memory card to select "Format".

Step 2: Set format information such as file system, allocation unit size, volume label, format options (the default format option is Quick Format).

Step 3: Click "Start", the format operation will be completed quickly.

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