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12 Solutions That Are Proven Workable to Fix SD Card Not Reading


SD card not showing up or reading on your phone or computer is the common thing. However, it seems that you cannot find the best solution to fix the problem. That is what we shall share you here, 12 ways to fix SD card not being detected on phone or computer. You can always find the best one here.

When you find your phone storage is not enough, take a SD card is always a good choice. However, embarrassedly, SD card sometimes disappear in your phone storage or fail to show up on your computer.

SD Card Not Reading

SD Card Not Reading

If you suffer a lot from the issue, this page can help you exactly.

12 solutions are given here, and get the most suitable one for yourself.

1Check the SD card container

Check the SD card container

SD card container is the device that put SD card. The SD card reader, phone or camera can be the container.

You can change a SD card reader to read it again on your computer.

You can also connect the camera, phone, or another device to the computer with the USB cable.

For some laptop computer or desktop computer with the built-in memory card reader, you need to have an authorized service center look at and repair or replace the memory card reader in your computer.

2Check the USB adapters (for computer)

Check the USB adapters

If you are trying to let your computer read your SD card via the USB card reader, you should try the suggestions below.

Change USB ports

Change the USB ports for your SD reader. You can try both the front and back USB ports for connection.

Disconnect and reconnect USB cable

The loose USB connection may lead to the failure of workable SD card.

Make sure the USB connector is securely attached to the USB port. You can verify its connection by disconnecting the USB connector and re-connecting it to the USB port.

Restart computer

Disconnect the USB connector, restart the computer, and then re-connect the USB connector to the USB port.

Sometimes, the USB connection reset may help the reader work properly.

Test different type of digital media card

If your USB card reader is capable of reading other types of digital media cards, try reading a different card to test the reader.

If other cards can be read, then your SD card is problematic.

3Clean SD card

Clean SD card

Sometimes, there will be dust or dirt because of the careless protection for chips, thus your phone cannot read SD card.

You are recommended to check that if the metal area is black or there is any spot on it. Try to wipe out the spot gently via alcohol or water with cotton.

4Fix SD card in the slot

Fix SD card in the slot

For some ultrathin phones, the design of slot is very delicate. The slot will be squeezed if the thickness of battery exceeds certain requirement.

In this case, you can use something to reshape the slot to fix SD card cannot be read by phone problem.

5Check drive on computer

No drive icon or drive icon is outdated will disable you to find your SD card.

No drive icon on your computer?

If there is no drive letter in My Computer to access the SD card, one potential issue may be that your computer is low on virtual memory.

To resolve this issue, close all open programs and allow your computer to idle for a few minutes. Plug in the SD card again and see if the drive letter appears.

Drive is outdated?

The outdated drive will also fail to detect your SD card. For solving this, you need to do the 3 steps below:

1Connect the SD card to PC.

2Navigate "This Computer" > "Properties" > "Device Manager" > "Disk drivers".

3Find and select your USB device, right click and first choose "Uninstall" and then choose "Scan for hardware changes" to refresh the drivers.

Fix SD card in the slot

6Check write-protection

Check write-protection

Write-protection for some SD cards will disable files to be modified.

The feature is toggled on or off by a switch on the left side of the SD card.

If your SD card has a write-protection switch, make sure it is set to disabled, or in the opposite direction that it points to "LOCK" on the card. Then you can try using the SD card again and see if this fixes the issue.

7Improperly formatted SD card

Improperly formatted SD card

With some card readers that use and store data on the SD card, the card is formatted much like how a disk drive is formatted when first used in a computer.

In some cases, the device may format the SD card in a way that makes it only readable by that device and nothing else.

For reading SD cards again, you need to reformat the SD card.

Note: Formatting a SD card will erase all contents, and you have to recover data from formatted SD card in the last part in this page.

8Repair corrupted/unreadable SD card

If your SD card is attacked by virus or malware, then SD card will not be showing up.

For removing the trouble, you can do as following:

1Plug in your SD memory card to your computer.

2Go to the start menu, type in "cmd" in a search bar, hit enter and then you can see something named "cmd. exe" under a list of programs.

3Right-click "cmd. exe" and then you will get the command windows that allows you to recover virus infected files. Type in "attrib -h -r -s /s /d drive letter:\*.*".

For example, "attrib -h -r -s /s /d G:\*.*".

Improperly formatted SD card

9Force SD card show up

You can try the way to let your SD card show up forcibly.

1Plug SD card with PC.

2Open Disk Management tool: press "Windows + R" > Type: "diskmgmt.msc" and hit Enter.

Force SD card show up

10Wrong data transfer mode on Android

Wrong data transfer mode on Android

When you connect your phone with the SD card inserted to the computer for Massive Storage option, you may find your micro SD card is not working on your computer.

When removing the barrier, you need to select Media Transfer option, and the Explorer should display the data stored on the memory card.

11Phone apps fail to read

Phone apps fail to read

Particular Android software won't recognize an SD card. Other apps read the SD card and write data on it no problem.

For solving it, you need to go to the "Settings" of the app you have problems with (for example Gallery or Camera) and set SD card as the destination.

12Memory card is broken or damaged

As a result of mechanical damage, your phone doesn't see your SD card or the latter stopped working.

For fixing the damaged SD card, you can jump to this post to get the detailed steps: How to fix damaged SD card.

TipRecover data from formatted/corrupted SD card

The above solutions focus on fixing the issue of SD card is not reading. If your SD card can show up, but the data are gone for formatting or being corrupted, how to do?

Aiseesoft Data Recovery is the exact remedy.

Data Recovery

1Scan SD card

Free download this software on your computer, install and run it immediately.

Insert your SD card to computer, and tick "Removable Drives" to find your inserted SD card.

In the main interface, you need to select the data type to recover. Then click "Scan" to start to scan your SD card.

Scan Data from Micro SD Card

2Recover data from SD card

After the scanning result is done, you can click the folder in the left sidebar to view the detailed data types in the folder from the right window.

Find the file type and the exact files that you want to get back, and click "Recover" to save the lost files in SD card to computer.

Recover Data from Micro SD Card

If you only possess you Android phone and SD card, then you can recover deleted files from SD card with the USB cable.


1. If you cannot find the data that you want exactly, you can try "Deep Scan". It will take more time to get a comprehensive scan in your micro SD card.

2. You can check the files by both path list and type list in the scanning result.

Do not miss this video demo to get a quick data recovery from your SD card:

recover various lost data from Windows Hard Drive and Memory Card, etc. play-button


This article aims at showing you how to fix SD card is not reading or being detected when you are using it. 12 solutions are for you and pick up the best one by yourself. Still, when you lost data from the SD card, you can learn from the bonus tip to get the solution easily.

Do not hesitate to share this post or leave your comments.

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June 08, 2021 15:30 / Updated by to Fix Windows Problems

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