How to Fix “SD card won’t Mount” Error on Android Device & PC

By | June 22, 2017


Summary: I have already provided the solutions related to several SD card problems, and now I have found new SD card error message “SD card won’t Mount” – this issue have been found in Android phone, digital camera, PC and other digital gadgets. So, in this post I am going to share few but effective methods on how to fix SD card won’t mount error on Android and PC. As well as recovery of files that becomes inaccessible due to SD card won’t mount problem.

Let us Take Real Users Examples:

Phone won’t mount SD card

My phone is not mounting my SD card. I tried rebooting, taking out the SD card reboot power off put SD card in turn on, erase SD card (IT CANT EVEN DO THAT)

    I can not switch roms

    I can not erase SD card

    I can not do anything SD card related.

    Witch I don’t get because I have been listening to music all day.

    Any tips on how to fix this?

                                             – Original Post from Android Central Forums

Understanding SD Card is Mounted and Unmounted

People generally, get confused when they receive error SD card won’t mount on phone, camera or other digital devices that uses SD card as external memory.

When they get such error then they only learn the difference between – what is mounted and unmounted SD card means?

  • Mounted – the SD memory card is attached, well connected and read by your phone, computer and whatever digital device you are using and card is ready to use.
  • Unmounted – the SD memory card is not attached, not well connected and not read by the digital device and it can be removed from the devices without any damage done to the card and data stored within it.

Additional Reading: [100% Solved]: SD Card Show “0 Bytes” Space Issue!

List of Error Messages SD card won’t mount to your Android Phone & PC

When you connect your SD card to PC or Android phone to PC, then it is likely that you may see the related error messages:

  • SD card won’t mount
  • SD Card Not Mounted
  • CWM can’t mount SD
  • Can’t mount external micro SD card
  • Can’t mount sdhc card
  • Can’t mount sdxc card
  • Can’t mount emmc
  • Can’t mount external microSD card
  • F: Can’t mount /sdcard/
  • F:failed to mount /sdcard (no such file or directory)
  • F:failed to mount /sdcard (file exists)
  • F:Can’t mount /cache/recovery/command last_log emmc external micro sd-card

Additional Reading: Recover Files When SD Card Says “Folder is Empty”: [99.9% Success Rate]

How To Fix SD Card Won’t Mount Error?

In order to fix ‘SD card won’t mount‘ error or ‘My SD card won’t mount‘ issue, it is very important for us to know the reasons why SD memory card is throwing such error messages. Once you are able to detect the reason, you can then proceed further to fix the problem.

So, let us know the reasons and their respective solutions for Unmounted SD Card.

Note: Before you perform any solutions you must create a backup of your contents, data, files stored within the SD card on your PC.

Causes and Solutions for Unmounted SD Card

There could be several reasons for SD card not mounting on Android device and PC. It can be due to one or more reasons as mentioned below:

Causes: For SD Memory Card Problems

If your Android is not able to read your SD card, then there is problem in SD card and not in your phone. May be your:

Additional Reading: How to Open Memory Card & Recover Files Without Formatting It?

Solutions: For SD Memory Card Problems

In above situations, you can follow these things, may be this can fix the SD card not mounting issue:

  • First, insert the card in another phone and check for the error.
  • Second, use card reader and connect it with PC and check whether your PC is able to read your SD card.
  • If both solutions fail, then there is a high chance that your SD card has got corrupted and you have to replace it with new one. But before that you can check below causes and solutions.

Additional Reading: Dead SD Card Data Recovery & Tips to Fix Dead SD Card

Causes: For Hardware Issues

The occurrence of SD card won’t mount error could be due to hardware failure.

May be your SD card is fine, and the card reader you are using is damaged, or USB cable you are using to connect phone to PC is broken or USB port of your computer is broken, or card slot got squeezed.

Solutions: For Hardware Issues

To solve above hardware problems, follow:

  • Remove the re-insert the card and make sure that you have installed it correctly and properly. If it is not correctly inserted then, SD card will sticks out and will not snap into its place. And if it is inserted correctly, then SD card will fit properly at its card slot.
  • Check card reader, USB cable and USB port and make sure they are not damaged or broken.

Now, hope your SD card get recognized by the device.

Additional Reading:  How to Recover Photos from Android SD card on Windows/Mac?

Causes: For Software Problems

Software issues with operating system will also avoid your Android Phone and PC from recognizing the SD card.

Solutions: For Software Problems

There are two solutions that you can follow to fix SD card won’t mount on Android or PC.

Solution 1. Fixing SD card won’t mount on an Android Phone

If you are receiving SD card won’t mount error on Android smartphone, then below follow the steps to fix it:

  • Switch OFF your Android phone. Remove the SD card and re-insert it back into SD card slot on the phone.
  • Switch ON the phone. Go to Settings>Storage. Find the “Unmount SD card” option and tap on it to unmount SD card.


  • Once, the phone completes the process of unmounting SD card, you can then tap on the option “Mount SD card”.

Hopefully, this will fix your problem.

Additional Reading:  [Solved]: “Blank SD Card or Has Unsupported File System” Error

Solution 2. Fixing SD card won’t mount on PC

If you are receiving SD card won’t mount error on PC, then below follow the steps to fix it:

  • With the help of card reader connect SD card to computer.
  • Open “My Computer” and right-click the removable drive that show represents your SD memory card and select “Format” option.


  • A new Window will open, click on “File System” and select “FAT32”, or “exFAT” or “NTFS” and then click on ‘Start” button.


All done! Now insert the card back to phone and check if problem is solved.

Additional Reading: How To Recover Media Files From Memory Card Using CMD?

Recovering Data from SD Card Throwing “SD Card Won’t Mount” Error

As mentioned above, you must take backup of your data stored within your SD card before performing any solutions to fix my SD card won’t mount SD card issue.

But if you have not kept the backup and if you have lost important photos, videos and audio files from the SD card that want to recover, then you can use SD card recovery software to restore various files formats of pictures, songs, movies, videos and audio files from the SD card .

Free Download SD Card Recovery

Free Download Photo Recovery for Windows Free Download Photo Recovery for Mac
* Free version of the program only scans and previews recoverable objects.

Below follow the steps to recover multimedia files from SD card showing SD card won’t mount error message by using SD card recovery software.

Steps To Recover Multimedia Files From SD Card Showing SD Card Won’t Mount Error Message

Step 1 – Install "Photo Recovery" software and launch it on your computer. Click on "Recover Photo, Audio & Video" tab to recover photos, videos and audio files from any SD card, external USB drive or computer hard drive. Connect the media to your computer and then perform the process.

Stellar Photo Recovery Screenshot 1

Step 2 – Select the drive from which you want to recover files. All the hard drive and external media will be shown in the list. Now select the desired drive to scan and then click on "Scan" button.

Stellar Photo Recovery Screenshot 2

Step 3 – Once you click on "Scan" button the software will show that scanning is in progress. The software will search for all multimedia files from your selected drive or attached media.

Stellar Photo Recovery Screenshot 3

Step 4 – After scanning, all the files that are found in the selected volume, hard disk or other storage media devices are listed. You can now select the files to preview them and then you can click on "Recover" button to finally save them on your computer.

Stellar Photo Recovery Screenshot 4

Download Photo Recovery For Windows Download Photo Recovery For Mac

Related SD Card Won’t Mount and Unmount FAQs

How do I mount my SD card on my Android?

Many people have found that their new SD card won’t mount on their Android phone. But you don’t need to worry at all. Simply follow the below steps and your problem will get fixed.

  • Insert your SD card into the Android phone’s SD card slot.
  • Now go to Settings>SD and Phone Storage.
  • Now Tap on Reformat/Format in order to format your card for mounting.
  • Once, the format process gets complete, tap on ‘Mount’.

What does it mean to unmount your SD card?

Many users do not have knowledge about what does unmounting SD card means?

Well, I have already discussed about what unmounting and mounting SD card means in the beginning of the post.

Let me describe it once again in other words – Unmounting SD card simply tells your phone or digital device toot read or show external SD memory card attached to the phone, thereby phone stop showing data from the memory card.

It is suggested that whenever you remove card from your Android phone, you must either Switch OFF you phone or Unmount or SD card. It will not result in any kind of data loss or anything saved on your SD card.

How do I unmount my SD card?

Many people do not have any idea on how to unmount their SD card from the phone?

Well, below follow the steps to unmount SD card on Android phone:

  • Make sure SD memory card is inserted in the SD card slot on your Android phone.
  • Go to Settings>SD and Phone Storage.
  • Tap on ‘Unmount’. On confirmation tap OK.

After this your SD card will unmount and a notification will appear saying ‘SD card safe to remove’.

Safety Tips For Using SD Card

In order to avoid SD card error again, you must follow these tips:

  • Always handle and use your SD card properly and carefully.
  • Do not use the same memory card on different gadgets.
  • Always keep backup of important files from your SD memory card to PC.
  • Whenever you connect your SD card with PC, always scan it with updated anti-virus.


SD card won’t mount error or My SD card won’t mount issue is common problems and it can occur at anytime. But I hope you were able to fix the issue/error by following solutions mention the post.

Beside that if you have lost, deleted or formatted your SD card that was not mounting then in that case if you want to recover multimedia files from it, then it is highly recommended that you must use SD card data recovery tool.

Free Download Digital Media Recovery

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How to Fix “SD card won't Mount” Error on Android Device & PC
Article Name
How to Fix “SD card won't Mount” Error on Android Device & PC
If you are getting “SD card won't mount” error on Android phone or PC, then here find out few but effective ways to fix “SD card won't mount” on Android and PC. 1. Fixing SD card won't mount on an Android Phone. 2. Fixing SD card won't mount on PC. Related SD Card Won’t Mount and Unmount FAQs.
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