9 Fixes SD Card Not Showing up or Detected on Mac: Big Sur Updated

Last Updated on Apr 12, 2021

Recently some mac users are facing the issue with the External SD Card Not showing on up find sidebar, or SD Card Inserted but Not Detected. so they can’t open the SD Card while they are inserting it to SD Card Slot on Mac or Using Extnerl SD Card Reader.

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In this article, you will get the settings that help in customize the Finder sidebar and Access External Hard Drive like SD Card, and Use it to transfer data like Photos, Videos and documents directly to Mac. Some of the time, Your Cand Doesn’t Write or Read the data, which means Mac users can’t copy the data from SD Card or Move any data to SD Card from Mac, Becuase of Mounting issues, Corrupted Card Data, Damaged Card or Unsupported SD card format. Let’s Check the solution.

SD Card isn’t Showing on Mac

1: Enable External Card on Finder Sidebar

Find Sidebard windows is customized, and Users can hide/Unhide and add new items in the finder sidebar. To correct that and make a change in the Finder sidebar, Follow the below steps.

  • To do Appear on Finder Sidebar: Open Finder on mac > From Top Mac Menu, Finder > Preferences > Under the Sidebar Tab, Under the locations, Check Hard Disks, External Disks, CDs/DVDs/and IOS Devices checkbox.show-external-sd-card-on-finder-side-bar
  • Also, To-Do Appear on Desktop screen, Open Finder on mac > From Top Mac Menu, Finder > Preferences > Under the General Tab > Checked “Hard Disks, External Disks, (CDs, DVDs, and iPods)” as well.show-external-drive-or-sd-card-on-desktop

That’s it.

2: Backup the Data, Fix File Format issue

If you Chached and noticed that, Other Mac System or Windows System can read the SD Card files and open normally. then keep a Backup of the whole SD Card then plug it into your Mac. Becuase sometimes in this situations you have to change the SD Card File format on Mac system. that support both Windows and Mac Operating system. Recommended file formate That compatible with all Desktop format is ExFAT or MS-DOS (FAT)

  • Open Disk Utility > Select External Device [SD Card] > Erase option from top Options > Change Default name > Select ExFAT or MS-DOS (FAT).correct-file-format-for-sd-card-on-mac

That might be changed by your Friends or any other reasons. to Change the File Format on the SD Card reader, you must have format the SD Card once Using Disk Utility on Mac.

3: Restart your Mac:

Sometimes internal software glitches and bugs creating a temporary problem like this. Restart your Mac helps in some cases, Apple Logo > Restart.

4: Software Update your Mac:

Keep your Mac is always updated with the latest version, Incompatible software with install MacOS also affects this issue. Go to apple logo > System Preferences > Software Update.

5: Clean up SD Card Slot – Reinsert Correctly:

Cleaning up an open SD Card Slot is required after years of usage. Use Soft Mouth blow or Long and Soft Painting brush to cleanup to SD Card slot. if you don’t get any idea on how to clean up to Slot then contact apple Support or Ask your tech Friend or Family member that can help you. Dust Cleaning toolbest-cleaner-for-mac

If you feel that your SD Card is displaying slowly, then you have an issue with your Mac running slow, Speed up the process by following these steps. Pro tips: Boost up your Mac speed & Read-Write process after Inserted/Mounted up to 15x faster, with Upgrading with SSD Drive.

6: Rename the SD Card:

Specially macOS Big Sur installed the update on Mac found the solution by renaming the External SD Card Reader. and Quickly show up on the Finder Sidebar. this is happening because your SD Card has the Default name “Untitled”. Change Name on another system [Windows or Mac], or Change when it appears on Finder sidebar using below steps.

  • Right-click on SD Card Name > Get Info > under the Name & Extension > Type a New name and Hit the Return on change default name. might be you get fixed.change-sd-card-name-on-mac

7: Try to Open SD Card in SAFE mode on Mac

SAFE Mode on Mac, in this mode user, can allow to mac open without interacting with installed software mac. and Determines the issue cause by startup software.

SAFE mode on Mac procedure is different for Intel Mac and M1 Mac. Follow the steps given below for both mac types.

For M1 Mac: Shut down your Mac then After a wait for 10 seconds. Press and hold the Power button, until your Mac sees the Startup Disk Volume and Settings gear icon screen, Select the Startup disk first. Then, Press and Hold the Shift key, and click on Continue in safe mode. Release the shift key, and Check the SD Card not showing on Mac with Safe mode,

For Intel Mac: Shut Down your Mac, Wait for 10 seconds. Turn on your Mac, Immediately, Press and Hold on the Shift key, Release the key when you see the login screen with the Safe mode label at the top right corner of the screen.

Exit Safe mode: Normally Restart Your Mac. Apple logo > Restart.

8: SD Card Damaged, Replace with Adapter

I recommend some best in industry SD Card Reader solutions with all other functionalities. Try Out these Best SD Card Reader for Mac. Directly Plug the SD Card Reader adapter on MacBook’s USB C or USB 3 Port, and Access Data to Mac directly, Buy Nowsd-card-reader-for-usb-c-and-usb-3-mac-and-macbook

9: Apple Support

If your Mac’s internet SD Card slot is damaged then you can repair it from the apple support center. Contact Apple and Book Genius bar appointment online. You will get free assistant from apple, about Repairing cost, and Wanna able to get Free repair or replacement if your Mac is under Warranty. Check Your Mac Warranty online from this article.

Jaysukh Patel is the founder of howtoisolve. Also self Professional Developer, Techno lover mainly for iPhone, iPad, iPod Touch and iOS, Jaysukh is one of responsible person in his family. Contact On: [email protected] [OR] [email protected]

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