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Questions tagged [sd-card]

An SD Card (Secure Digital Card) is an ultra small flash memory card designed to provide high-capacity memory in a small size.

SD cards are used in many small portable devices such as digital video camcorders, digital cameras, handheld computers, audio players and mobile phones. In use since 1999. An SD card typically measures 32 x 24 x 2.1 mm and weighs approximately 2 grams.

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My SD card slot doesn't work

My SD card slot on the latest MacBook (Mid 2012) won't mount my SD card. The SD card doesn't appear in Finder, Disk Utility, Image Capture or anywhere. I know it's not a software problem, because nothing changed before and after. How do I fix it?
Scott
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Can't reformat SD card (Yosemite)

I have a 2 GB SD card that I can't reformat. It seems pretty corrupted. If I go into Disk Utility, I get these various error messages for each option: Repair Disk: Disk Utility can’t repair this disk. Erase (with Format "MS-DOS (FAT)"): Volume…
Bob
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How to remove partition on SD card using a Mac?

I got Raspbian on a SD card, and then accidentally wiped it. Now I have 2 visible partition. How do I get rid of the partition on a Mac.
paul
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SD card slot is always read-only

I have a 4 GB Micro SDHC card and I use a Micro SD adapter sleeve to read it with the built-in SD card slot of my 15" mid-2010 MacBook Pro. It's been a while since I tried to use it, but I just realized that my Mac will always treat it as read-only,…
zneak
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How can I speed up SD card writing speed (using /dev/disk*) on a MacBook Pro?

I've been installing some linux distributions onto an SD card from my MacBook, although they take over an hour to transfer a few hundred MB (using dd and /dev/disk1). If you look at the above output it's working at roughly 0.31 MB/s! The SD card is…
StuR
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My SD card is not showing up in Finder

I have a SD card that I put into my MacBook Pro. It then showed up in finder. I wanted to access it and I accidentally dragged the mounted card and now it's gone from Finder. Taking out the card and inserting it again, didn't help. How can I find my…
Repox
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Can Disk Utility format an SD card with FAT32?

In the pulldown for "Format", there are only the following options (other than various Mac OS Extended variations): MS-DOS (FAT) and ExFAT.
Thilo
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Cannot erase SD card with Disk Utility (El Capitan)

I have this SD card that I am trying to use to backup photos on a Windows computer. After using the SD card on the Windows computer, and copying the photos back on a safe drive, I cannot erase the SD card: And yep, in the Info window for the card,…
MicroMachine
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Using SD Card as external storage for Macbook Pro retina

I am getting a new Macbook Pro retina display with 256GB flash storage. The capacity may be a little bit too tight, but I should be able to manage it. I am considering to get a 128GB SD card as a secondary storage. I'd store files that I do not…
Ki Kim
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Error -36 "some data can't be read or written" when copying files from SD card

I want to copy files from my SD card to my Desktop but for some of the files I get: The Finder can’t complete the operation because some data in “GOPR0054.MP4” can’t be read or written. (Error code -36) I tried to use dot_clean because it seems to…
Edouard Cuny
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Why can't I write to the last block of my SDXC card on my MBP?

I have a 64GB SanDisk SDXC memory card which I would like to use with my MacBook Pro and its SD card slot. However, I am having some trouble formatting/partitioning my SD card and I can't figure out what's going on. When I insert the SD card into…
Patrick DeVivo
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Boot Camp Assistant - Setup from SD Card

I am trying to install Windows 7 using the Boot Camp Assistant. I have downloaded the ISO, however I don't have a CD drive as its a MacBook Air and all my USB drives are too small. I am trying to install it using an SD Card as I read that they are…
Joseph Flynn
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How to enable Time Machine to backup the data ON an SD Card? (NOT backup TO an SD card)

Time Machine does not allow the inclusion of an SD Card in a backup. It is automatically listed in the exclusion list and cannot be removed. Is there any way to force Time Machine to 'see' the SD Card and back it up? I use a 128gb SD Card as…
Josh Newman
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How can I make my microSD card writable?

I have a macbook pro running Snow Leopard. I have Tuxera NTFS drivers. I have a microSD card, in an adapter, in the slot. The "lock" slider is in the "unlocked" position. 'Get Info' tells me the drive is formatted to FAT16. The permissions…
DanBeale
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Momentary freeze in Mac OS X on attaching a USB device

This seems to have started only recently, but every time I attach a USB device or removable media (SD Card) to my MacBook Pro running OS X 10.8.3 the mouse cursor freezes for a few seconds. The screen is still updating. It seems to happen right when…
Jim McKeeth
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