SD Card is Not Found on Mac : How to Fix?

It’s terrifying and annoying when you find that your SD card carrying your vacation pictures is unable to show up on your Mac computer. You attempt it time and again, but it’s still not responding. No result at all. This is a common problem with many Mac users. They try to connect their SD card to their Mac device, but it fails to read the content. The post explains various ways if SD Card is Not Showing on Mac.

If you’re also facing this issue, just relax. It’s quite a common snag that could be fixed easily by using steps explained below. However, before diving deeper into those steps let’s find why your SD doesn’t appear on your Mac.

Why Your SD card is not showing up on Mac?

Show up the SD card on the Mac

There are many reasons why your Mac device doesn’t read the SD card properly. Whether you run SD cards via the SD slot or through an external SD card reader, it’s important that the memory card should be readable to the Finder.

If your SD card isn’t appearing on Mac, you might have missed some crucial setting on desktop, Finder or Disk Utility properly. Following may be the possible reasons why SD card not showing up on the Mac:

  • You didn’t insert the SD card properly
  • You may be using outdated card reader
  • You are using an incompatible card reader
  • Your card reader could be damaged, infected or corrupt
  • The SD card is physically damaged
  • Your SD card has bad sectors

In addition to the above, you should run frequent checks to find if the card reader surface became dusty or greasy. If this is the case, wipe down the SD card reader with a clean, dry cloth. You always have opportunity to run the SD card on a new or clean card reader.

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1. Show up the SD card on the Mac desktop

Show up the SD card on the Mac

Mac computers come with a default setting that lets them showing up connected external disks on the desktop once they detect them. The default setting works in case of SD cards, memory cards, external hard drives and USB flash drives.

However, sometimes these default settings are changed for some reasons unknown to you. Because of this, your SD card is not recognized on Mac. Therefore, you can make few minor tweaks in settings to show up your SD card correctly on Mac.

  1. Open Finder.
  2. Click on the Finder at the top menu and choose Preferences
  3. Click on the General tab.
  4. Check the External disks option
  5. Check if the SD card shows up on the Mac desktop

2. Show up the SD card in the Finder

Show up the SD card on the Mac

Finder displays all attached and detected internal disks and external disks. If your SD card isn’t showing up in the Finder, go straight to check if the sidebar of the Finder has been set up properly.

  1. Open Finder.
  2. Click on the Finder at the top menu and choose Preferences
  3. Click on the Sidebar tab.
  4. Check External disks option under Locations.
  5. Launch the Finder and check if the SD card shows up in the Finder sidebar.

These are two primary ways to fix the issue. We hope that your SD card not showing up issue has now been resolved. Just follow above instructions and you will never see this problem again. Thank you for stopping by.

3. Repair the corrupted SD card with First Aid

If you did all your efforts to mount the SD card without any results, you could do it using First Aid in Disk Utility. First Aid helps Mac users to repair disk-related issues on their Mac computers. Below are the steps to use first aid if SD cards keep failing to show up on your Mac.

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Step 1: Launch Disk Utility by heading to aunchpad and then Others

Step 2: Select the SD card that’s to be fixed. Now click First Aid at the toolbar.

Now, wait for some time to let the process finish. Once it completes, it can start reading SD card again.

4. Format your SD card

If after applying so many methods, you don’t hey any success and your Mac computer doesn’t still recognize the SD card, here is another way out. You can format your SD card again to see if it works. Before formatting the SD card, ensure that you have taken the data backup to an external device before erasing it.

If format is completed, insert the SD card into the slot of your Mac device. We’re sure that your Mac device will start reading the content of the card now.

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