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    Technology Manager of Test Dept.
 

Summary
SD card is used in various devices, phones, cameras and video games. How to fix the corrupted SD card on Android? In this essay, we will talk about how to solve the problem and tell you the possible reasons. Follow the steps to do together!



how to fix the corrupted sd card on android

Part 1: Reasons of Corrupted SD Card on Android

On an Android phone, you may see the notification saying that SD card is damaged and try reformatting it. Here are the possible reasons and the solutions to the corrupted SD card on Android.
● Eject the SD card improperly.
● The SD card file system is damaged.
● The SD card is frequently accessed and cleared.
● The file system of the SD card is not FAT32 or exFAT.
● The SD card is accidentally removed when data is being transferred to the card.
● The SD card is incompatible with the SD card. For example, the phone merely supports the SD card up to 32 GB, but you insert a 64 GB SD card into it.
corrupted damaged sd card has to be reformatted on android
After learning about the reasons of the corrupted SD card on Android, you should save the SD card data and then try to fix the card.
TipsWhen you see the notification saying that SD card is damaged and try reformatting it, you should stop using the SD card and eject it from the phone. Next, you should read the SD card in the computer and transfer the data to the disk. If the SD card cannot be accessed, you should recover the data before fixing the card. Of course, the formatted SD card can be recovered as long as the data is not covered by the newly written data.

Part 2: Use Renee Undeleter to Recover SD Card

1. What is Renee Undeleter?

Renee Undeleter is the software specializing in data recovery. It can recover the deleted files, the emptied Recycle Bin and the formatted disk. The software includes 4 scan modes, Fast Partition Scan, Whole Partition Scan, Whole Disk Scan and Image Creation, which provides comprehensive solutions to data loss. Besides, its fingerprint technology and the file system rebuilding technology can skip the damaged blocks of the SD card to rebuild the file system. That can help us retrieve the lost data as much as possible.
Renee Undeleter - Powerful Data Recovery SoftwareRenee Undeleter data Recovery software

Easy to use Only simple steps to recover data from storage devices.

Multiple scan modes Fast partition scan, whole partition scan and whole disk scan for different recovery needs.

File types Support to recover pictures, videos, audios, documents, mails, etc.

Supported storage devices Recover data from recycle bin, SD card, external disk, etc.

Supported systems Windows 10, 8.1, 8, 7, Vista, XP, 2000 and Mac OS X10.6, 10.7, 10.8.

Easy to use Only simple steps to recover data from storage devices.

Multiple scan modes - 3 scan modes for different recovery needs.

Supported storage devices Recover data from recycle bin, SD card, external disk, etc.

Free TrialFree TrialFree Trial

3000 users have downloaded Renee Undeleter and found data back!

2. How to Use Renee Undeleter?

It is easy to use Renee Undeleter. Here are the steps:
Step 1: Download and install Renee Undeleter. Open the software and select [Whole Partition Scan].
Note: Don’t install the software into the source disk in case that the data is overwritten, unable to be recovered.
select whole partition scan in renee undeleter to recover deleted video from sd card
Functions of different recovery modes:

• Fast partition scan – Recover the files after emptying Recycle Bin or deleted by mistake without data backup.

• Whole partition scan – Scan the whole partition and list all files, especially for the formatted partition or inaccessible issue.

• Whole disk scan – Scan entire disk to find out all partitions’ information and simulate the partition table.

• Image creation – Create a partition image which can be used in case that reading partition is slow or need a backup.

Step 2: Next, select the SD card and click on [Next] to go on.
Renee Undeleter Whole Partition Scan
Step 3: Wait for the scan and then select the target files to recover. Click on [Recover].
Note: Please save the recovered files into the folders in case that the original disk is overwritten.
preview and select the files to recover in renee undeleter
Step 4: Select the destination to save the files that are to be recovered. Finally, click on [Recover] to recover the files.
Note: Don’t save the recovered files in the original SD card. Otherwise, the files may cover the original data in the SD card. If you cannot recover the data in this easy, try [Whole Disk Scan] for the further scan.
recover files from whole disk scan with renee undeleter

Part 3: How to Fix Corrupted SD Card on Android

1. Scan and Fix SD Card

Through the pre-installed program, we can scan and fix the corrupted SD card as long as the SD card is shown up in File Explorer.
Steps:
Step 1: Insert the SD card into the card reader and then connect the reader to the Windows computer.
Step 2: Open [This PC]. Then, right click at the target SD card. Select [Properties] – [Tools] – [Check].
how to check partition
Step 3: Click on [Scan drive]. If errors are found, you can get the computer restarted and fix the SD card. After that, insert the SD card into the Android phone again and check if the problem is solved.
confirm to scan the usb to find errors

2. Format SD Card

Formatting SD card can solve many problems and change the file system supported by Android, such as FAT32 and exFAT. If the SD card is not shown up in File Explorer, you should format the SD card in [Disk Management].
Steps:
Step 1: Insert the SD card into the card reader and then connect the reader to the Windows computer.
Step 2: Try to get access with the SD card and copy the inside data to the other disks.
Step 3: Open [This PC] and right click at the SD card. Select [Format].
sd card formatted in this pc
Step 4: Select a file system. If the SD card is not over 32 GB, FAT32 will be the suitable file system while exFAT is used for the SD card over 32 GB. Click here to know more about the file systems.
Step 5: Click on [Start] to format the SD card. After that, insert the SD card into the Android phone and check.
how to format the SD card or reformat a hard drive

3. Use CHKDSK to Fix SD Card

As long as the SD card is not physically damaged, and it can be recognized by the computer, you can use the CHKDSK command to fix the logical errors. It is noted that all SD card data be emptied during this process. Please back up the data beforehand.
Steps:
Step 1: Use the card reader to connect the SD card to the computer.
Step 2: Then, search [cmd]. Right click at [Command Prompt] and select [Run as administrator].
enable command prompt
Step 3: In Command Prompt, type the command [chkdsk f:/f] (f: is the letter of the SD card and /f is the fixing parameter). Next, press the Enter key to fix the SD card. Exit the program as it is finished.
chkdsk f /f to fix sd card recovery
TipsYou can also use the [chkdsk h: /r] command to fix the SD card. “/r” is the parameter to scan the bad sector and recover the readable information. Want to learn more about how to use the SD card? Click here to get more tips.