Many Mac users are reporting a problem with their SD card. Their SD card is not showing up when they connect it to their Mac computer. If you’re experiencing this problem, don’t worry. You’re not the only one… and you should be able to fix the problem quite easily using one of the solutions we’ve listed below. You don’t have to try them all; just work your way down the list until you find the one that works for you:

Method 1: Check your Finder desktop preferences

You may not be able to see your SD card on your desktop because you haven’t enabled this setting. To enable it:

Same memory, same model, everything is the same. I spent half a day trying to make it work. His Motherboard continuously wasn't recognizing second slot Ram. From time to time, when I started his computer, it wouldn't even show anything onto display, while everything seemingly working. So, I did a lot of stuff, nothing helped. I have read loosening screws around the memory sockets on certain Macbook Motherboard can bring back lost memory DIMM which is not making contact. If the USB ports not working on your MacBook Pro or iMac is a recent issue and there doesn’t seem to be any problem with USB devices, it could be that an app is conflicting with USB functionality. If you’ve downloaded an app from an unknown source there is the potential for it to contain malware, which could also be the cause of the problem.

1) Click Finder, then click Preferences.

2) Make sure External disks is checked.

You should be able to see your SD card on your desktop. But if not, you may need to find it in Finder…

Method 2: Find your SD card in Finder

You can also find your SD card in the Devices section on Finder. Here’s how you can do it:

1) Open Finder.

2) Click Your Mac.

Now you should be able to see your SD card there. But if not, there are still two methods you can try…

Macbook Pro Sd Card Slot Not Working

Method 3: Restart your Mac computer

You can also fix your SD card issue by restarting your Mac computer:

1) Remove your SD card from your Mac computer.

2) Restart your computer.

3) Plug your SD card to your computer.

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This should work for you. But if your computer still can’t recognize your SD card, you may need to…

Method 4: Format your SD card

Your SD card may not be formatted correctly so your Mac computer can’t recognize it. You should format your SD card again to see if this fixes your issue.

To format your SD card, connect it to a device that can recognize your card, such as your camera or another computer. You should back up your data on your SD card before erase it.

If you experience any data loss issues after doing this, don’t worry. Your data can still be recovered. If you’re not comfortable performing data recovery yourself, we recommend using Recoverit. It’s a tool that scans your devices and recovers the lost data on them.

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To recover your lost files with Recoverit, select your SD card and click the Start button, then when it lists the files on your devices, click Recover. (Note that this requires the registered version — you’ll be prompted to register the program when your click Recover.)