Data Recovery from SD Card That Is Blank or Has Unsupported File System


Follow the below tutorial steps to restore your lost or inaccessible SD card files, images, movies, audios and messages back before format when your phone or computer reports this SD card is blank or has unsupported file system.

Sophia Wright

Oct 29, 2019

by Sophia Wright

Follow @4CardRecovery

SD Card Data Recovery by 4Card Recovery

Free download 4Card Recovery to rescue your desired data back from the SD card that is detected as blank or has unsupported file system on your computer or electronic devices, like digital cameras, digital camcorders, mobile phones and the likes.

card recovery software

SD Card Becomes Really Strange after Attaching to Computer or Other Electronic Devices?

As usual, attach SD card to computer or other electronic devices and only receive a strange notification saying: "SD card blank or has unsupported file system and needs to be formatted before access…"? No matter how many times you’ve tried to disconnect and connect it on your computer, you also get the same messages again and again? But, also cannot afford to format this SD card immediately and lose all placed card documents, messages, videos, audios and others? OK! To prevent any unexpected card data loss problems, stop writing anything else to this SD card and download SD card data recovery software to rescue reserved card data at first.   

How to Recover Needed Data from This SD Card with Unsupported File System?

When SD card or other flash memory card has incompatible file system, in order to keep on using or writing this card, you are often supposed to firstly convert the present card file system to the compatible one, like convert the RAW file system to NTFS or Fat32, from NTFS to FAT32 or from FAT32 to NTFS, etc. That’s why you are suggested to format this SD card before access. But, to ensure the safety of your remained card data, you are also advised to take all wanted data out before you begin to convert its file system. Therefore, in your case, no matter what this popped-out messages means, in order to view your inner stored information successfully, do not do anything to this card and choose right SD card data recovery software like 4Card Recovery to rescue your desired card stuffs back step by step:

Step 1:

Insert this SD card to computer and also download this memory card data recovery software. Run this software in several simple clicks and select right data recovery mode from four ones.

main screen shot

Select recovery options in the main interface

Step 2:

Scan this SD card with patience and preview all scanned card stuffs with carefulness.

select card

Select card to search photos off card

Step 3:
Selecting all wanted card information only to restore can help save much time.

wait for photo searching

Wait while scanning lost photos, sometimes it takes about 20 minutes to scan a 32G card.

Tips: if it takes more than 2 hours to scan a 32GB card, you may stop the scanning and wait to see
what's already found. Since the card may contains bad blocks that takes longer time than usual.

Step 4:
Select another hard drive or memory card to save all restored card stuffs. In case of data recovery failures, this original SD card is not supposed to be the destination device.

restore lost photos

Preview lost photos and save found files. It would generate a folder to contain your lost data.
Please do not save the photo to the card where you lost them. Save them to your PC drive!

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* Save no more information on this SD card when you encounter some data loss problems.
* Save no any restored file on the same SD card when you restore your desired stuffs back.
* Save no any important card data on only one memory card or storage device again in the future.

Other SD Card Data Loss Problems

As efficient memory card data recovery software, this 4Card Recovery also can help cope with other SD card data loss problems:
* SD card files, videos, messages, photos and more stuff are deleted for mistaken button pressing.
* SD card contents are inaccessible for RAW file system error, not formatted error or memory card errors, etc.
* SD card is formatted for human errors or card corruptions.
* SD card has been formatted for virus infection, card corruption or card malfunctions.
* SD card has other data loss problems.


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