Memory Card Error Fix
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Memory Card Error
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7 Ways to Fix Memory Card Error (PC/Phone/Camera) Efficiently


When you get the memory card error like not detected, not reading, asking to format, password forgotten, unsupported filesystem, corrupted, etc. you need to read this article to get the 7 methods to remove the error notification easily.

Storage media has increased as we move to the paperless era. Especially the personal data storage, where people tends to rely on the extended capacity of portable storage, such as memory card.

Memory card like PC card, SD card, flash card, etc. are widely used in smart phone, camera, and computer transfer. However, the memory card are easily prone to corruption, accidental deletion, or other error notifications.

Memory Card Error

Memory Card Error

In this page, we will list the mostly common error of memory card and provide 7 solutions to fix the errors efficiently.

Part 1. Memory errors you may suffer from

You can check the following memory card errors:

• "SD card is not accessible. The file or directory is corrupted and unreadable"

A black screen appears along with an error message pups up.

• "Read/Write error on SD card"

When you try to read the SD card through a system, no folder appears, or the folders do not open and show error messages that indicates it cannot read from the device.

• "Memory card error" or '"Corrupt memory card"

While you are trying to access your precious photos or videos stored on the card.

• "write-protected"

You can see the contents of your SD card in your camera as well as in your system, but unable to copy these contents.

• "SD card is not formatted. Do you want to format it now?"

Your SD card is recognized by your PC, but you are unable to see any stored photo or video.

• You are unable to add, delete, copy or save anything in your SD card.

• Most of the photos on your SD cards are missing without telling you.

Part 2. 7 Solutions to fix memory errors

The following solutions can help you to remove the memory errors and get a normal use.

1. Memory card is not detected

If your media card cannot be recognized by a computer or phone, even camera, you can try to connect your memory card to another device.

Or check out this article (SD card is not reading?) to get the full solutions.

2. Memory card locked or write protected

For removing the memory card write protection error, you need to check the little tab at the edge, and disable it.

Or, you can refer here to get a detailed guide to unlock SD card.

3. Memory card asks to format

When your memory card shows the message that asks you to reformat it, and even worse you tried to format it, and another messages pops up "Operation failure", then you need to do as the following:

1Run command option

Windows 8 and above: Right click the start button and Click "Command Prompt (Admin)".

Windows XP, Vista or 7: Click the start button and right click on the "Command Prompt" option and choose "Run as administrator" > Find the "Command Prompt" icon.

Commmand Prompt

2Type "diskpart" and Enter > Type "list disk" and Enter

A list of all the available disks on your computer will appear. Make a note of the disk number that resembles the same size as the SD card you are formatting

3Type "select disk n" (Where n is the number of the disk for the SD card) and Enter > Type "attributes disk clear readonly" and Enter > Type "clean" and Enter > Type "exit" and Enter to exit diskpart.

Format SD card Protected

If you get the message that said memory card storage is not enough, buHow to format SD card.

4. Memory card is blank or filesystem unsupported

When you try to access those photos or videos stored on your camera card, you connect the card to a computer, only to find that all the pictures and folders are now missing, or have become shortcuts (with a few KBs in size the real size could be MBs or GBs).

If you encounter this issue, your files may be hidden in memory card, you can try the steps below:

1Open the micro SD card which includes missing file > Click on "Tools" menu > Choose "Folder options".

Phone apps fail to read

2Navigate to "View" > Check "Show hidden files, folders, and drives" (uncheck "Hide protected operating system files (Recommended)" if necessary) > Click on "OK" button to apply.

Phone apps fail to read

Still fail to find the files? Just read here: How to fix unsupported SD card.

5. Memory password forgot

Android users is allowed to create a password for the SD card. If you forget the password, do as the following steps told:

1Go to the File Manager on your mobile phone > Head to Settings > System Folders. Find a file called "mmcstore", and send it to your computer using Bluetooth.

2Use Notepad to open your file. The password for your memory card is located within that file.


6. Memory card errors in the camera

Memory card is not reading

Old cameras and the card readers on older computers just can't read 4GB or higher SDHC cards, so you may get a error that card is not reading.

Memory card is locked

Please check to make sure that you didn't accidentally place the tiny locking slide switch on the side of your SD card in the "locked" downward position. The correct "unlocked" position should be slid up toward the direction of the connectors.

Canon error 99

Error 99 on your Canon camera is simply a general error. You can call Canon or fix the error by yourself firstly.

1. Test the lens on a different camera.

2. Clean camera lens contacts. On the back of the lens as well as the base of the lens mount, you will find a series of gold-colored metal contacts. This is how the lens and camera communicate. If either the lens or camera contact is dirty, communication will be inhibited.

3. Reboot camera.

4. Perform a power cycle.

Turn off the camera > Remove the lens and put on a body cap > Remove the memory card, the main battery as well as the small backup battery > Wait 5 minutes.

7. Lose data on memory card

If you lost data for your accidental deletion or unknown reasons, you should recover the deleted data right now.

Data Recovery

1 Run Data Recovery

Download, install and launch this memory card data recovery software on your computer. Insert your memory card into the card slot which on the left side of your computer.

SD Card Data Recovery

2Select data type in memory card

In the main interface of this tool, you can see many data types and hard drives are listed for you to choose from.

Tick the data type you want to restore. For the location, here you need to select SD card under Removable Devices part.

3Scan data in memory card

Click Scan button to quick scan all selected files from SD card. It is designed with two data scanning ways. Besides the Quick Scan, you can also use Deep Scan to searching for your lost data.

Scan Files

4Recover data

When the scanning process is finished, you can start to manage various files on your memory card. Choose the data you want to recover, then click on Recover button to confirm the operation. After a while, all the chosen SD data will be backed up to your computer.

Recover Files from Locked SD Card


Here it comes to the last part in this page. This post shows you why memory card errors come up and how to fix the errors by yourself.

If you have any questions, leave your comments below.

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January 27, 2021 11:50 / Posted by to Fix Windows Problems

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