How to fix SD card not detected error on your Samsung Galaxy A8 2019 (easy steps)

Error messages typically occur when the system detects something wrong. Just like when you’re suddenly seeing an error prompt saying that the SD card is not detected on your Samsung Galaxy A8 2018 or any other mobile devices. In most cases, these errors transpire as random glitch rather than hardware damage. This denotes they’re likely to be resolved on your end. All you have to do is try some workarounds and troubleshoot software problems on your phone that might have triggered off-key errors like this to occur. Highlighted below are a few generic solutions you can try if ever you need some more inputs on how to deal with the same SD card error on your Samsung A8 handset.

For smartphone owners who found our site while trying to find a solution, try to see if your phone is one of the devices we support. If it is, then visit the troubleshooting page for that device, browse through it to find issues that are similar with yours and feel free to use our solutions and workarounds. However, if you still need our help after that, then fill up our Android issues questionnaire and hit submit to contact us.

First solution: Reboot your phone (soft reset).

If it suddenly occurs on your Samsung S8 2018 to not detect the SD card without making any changes on your device settings, then most likely it’s just a random software glitch, which can be remedied by a soft reset or restart on your phone. A soft reset does not affect data so all data you saved in the internal memory remain intact. If you haven’t restarted your phone yet, then you must do so with these steps:

  • Press and hold the Power button and the Volume Down button simultaneously for about 10 seconds or until your device restarts.

Alternatively, you can do the usual restart procedure with these steps:

  1. Press the Power button for a few seconds or until the phone shuts down.
  2. Then after 30 seconds, press the Power button again to turn the phone back on.

Wait until your phone finishes the bootup process then see if that fixes the SD card not detected error.


Second solution: Remove and reinstall your SD card.

If you haven’t to bump your phone into something hard or drop it by accident, then most likely the SD card must have been dislodged. And in that case, you’re device prompts the error to let you know that it’s unable to detect the SD card. To rule this out, try to remove and reseat the SD card on your phone. But before you remove the SD card from your phone, make sure you unmount it first. Doing so will prevent data corruption thus avoid inflicting damage to the SD card itself. If you need more help, then just follow these steps to unmount the SD card or memory card from your Samsung Galaxy A8 2018:

  1. Open the Apps screen.
  2. Tap Settings.
  3. Go to Device Maintenance.
  4. Tap Storage.
  5. Tap More.
  6. Select Storage settings.
  7. Tap SD card.
  8. Select the option to Unmount SD card.

After successfully unmounting the SD card, turn off your phone then continue with these steps to remove and reinstall your SD card:

  1. Insert the ejection pin into the hole to loosen and pop the tray out.
  2. Gently pull out the tray from the tray slot.
  3. Remove the SD card from the tray.
  4. Check and ensure no visible signs of damage like scratches on the SD card. If everything looks good to you, then put the SD card back into the slot in the same position before you took it.
  5. Secure the SD card into place.
  6. Then gently push the tray back into the slot.

If everything is back into place, turn your phone on again then see if the SD card is already detected. If not, then try the next applicable workaround.

Third solution: Insert your SD card to your other compatible devices.

If you’re phone prompts you with this error message when inserting a new SD card, there’s a higher chance that the SD card is not compatible with or not supported by the Samsung A8 2018. That said, your phone won’t be able to recognize it. To ensure that this isn’t the root cause, verify and ensure that the SD card you’re using is supported.

Try to insert the SD card to your other device to see if it will be detected. If the SD card is detected or recognized by your other devices and not on your Samsung A8 2018, then there are two possibilities that you need to consider. Either your SD card is just not compatible with your Samsung A8 2018 or it could be totally damaged hence not working. If none of your devices is able to read the SD card, then most probably it is damaged or corrupted.

Before you get a new SD card replacement, you may attempt to reformat your SD card. This can potentially fix the error if some corrupted data segments in the SD card are to blame. An SD card usually gets corrupted when any of its contents is infected by malware and viruses. And more often than not, this can be rectified by reformatting the SD card. It works the same way as a factory reset on your phone that will wipe everything out from the SD card including any virus and malware in it. As a result, you’ll have an empty same as new SD card to use. Refer to the following method to continue.

Fourth solution: Reformat SD card on your Samsung A8 2018.

Formatting the SD card will delete all data in it. But this may be necessary to fix any erratic files that might have caused conflict and prevented the SD card from being recognized by your phone. Here’s how to reformat an SD card on your Samsung A8 2018:

  1. Open the Apps screen.
  2. Tap Settings.
  3. Go to Storage.
  4. Scroll down and tap the option to Format SD card.
  5. If prompted, read and review the warning message then tap Format SD card again to confirm action. If the option to Format SD card is disabled, then you need to Unmount SD card first.
  6. Finally, tap Delete All to complete the SD card formatting process.

Menu options may vary between Android versions.

More options to consider if the error persists

Update your phone software. Installing the latest software update on your phone may be able to help fix the error if some bugs had triggered it. That said, try to check for any available update for your phone. Here’s how:

  1. Open the Apps screen by swiping up on an empty spot from the Home screen.
  2. Select Settings.
  3. Scroll to and select Software update.
  4. Tap the option to Download updates manually.
  5. Wait for your phone to search for available updates.
  6. If an update is available, follow the onscreen instructions to proceed with the update download and installation.

You will then see a message saying that the latest updates have already been installed.

Factory data reset/master reset. While this may not be a feasible option given that the main issue is on the SD card, it would be necessary especially if the error is inflicted by a more complex system error, which can only be resolved by a full system reset. Be sure to note though that a master reset or factory data reset deletes all your data stored on the internal memory thus results to data loss. So if you wish to proceed, don’t forget to back up your files. Then follow these steps:

  1. Open the Apps screen.
  2. Tap Settings.
  3. Go to Cloud and accounts.
  4. Tap the option to Backup and restore.
  5. Enable or disable options to Restore and Back up my data as you would prefer.
  6. Go back to the Settings menu.
  7. Tap General Management.
  8. Tap Reset.
  9. Select Factory data reset from the given options.
  10. Tap Reset device.
  11. If prompted, enter your PIN or password.
  12. Tap Continue.
  13. Then select Delete All to confirm.

Your phone restarts automatically when the reset is finished. By then you can proceed with the initial setup process and everything should be working properly again.

Seek further assistance

You may also consider escalating the problem to your carrier or Samsung Support if it instigated after installing a new software update or latest Android version on your Samsung Galaxy A8 2018. Should this be the case, they can further assess if the No SD card error you’re getting can be tagged among other post-update issues to be addressed in the next update rollout.

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