Secure Digital (SD) cards are a widely used memory card format used by many technology brands brands in portable electronic devices such as digital cameras.

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22
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5answers
21k views

Recover data from SD card

I have a 2 GB Kingston microSD card which is about three years old. I put it in a reader today in my Windows Vista computer, wrote a 32 MB file onto it, safely removed it, and then tried to ...
76
votes
6answers
122k views

What's the life expectancy of an SD card?

I have some SD cards that I use. Is there a limit to how many times I can write over them? If I leave information on a card, is there anything that can cause it to lose this information eventually (...
11
votes
4answers
9k views

Is the lock mechanism on an SD card hardware, firmware, or software (driver,OS) enforced?

Where is the lock to read-only mode enforced with SD cards? Is this done inside the card itself physically, in the firmware of readers, or in the OS? (Some other place?)
40
votes
1answer
15k views

Recover Data from Card that cannnot be read

I am trying to help a friend who is very concerned that she has just lost all of the data on her 32GB SanDisk microSD card. I told her I would post this and see if anyone could offer help. Here are ...
2
votes
1answer
1k views

SD card shrinks in allowable size after copying disk image

I bought a 16G SD card to put Android on to put in my Nook Color. I downloaded a Honeycomb distribution and wrote the disk image to it. Then I found the Nook Color takes Micro-SD cards, and decided ...
20
votes
5answers
21k views

Choice of filesystem for GNU/Linux on an SD card

I have am embedded ARM-based system running on an SD card. It's currently Debian GNU/Linux using ext3 as filesystem. As I'm about to reinstall the system, I started wondering about changing to a more ...
20
votes
6answers
12k views

Is it possible to disable the “scan and fix” message when inserting an SD Card?

Every time I insert the SD card from my camera into the card reader, I get this dialog: Of course there is no need to scan it. Is there a way to disable it?
4
votes
3answers
11k views

Cloning an SD card onto a larger SD card

I'm using Ubuntu 12.04. I have an old 4GB SD card, and have just bought a new 16GB SD card. I would like to copy everything from my old 4GB SD card onto the new 16GB SD card. I was afraid that the ...
0
votes
3answers
5k views

Is it possible to get back data from a Micro SD which is unresponsive?

I have a 2 GB Micro SD card. It was working very fine before few months ago and when I changed the phone I got a new one with that so I didn't use my Old one for a while. But few days ago I need some ...
25
votes
1answer
65k views

On Windows 8 or 10, particularly on tablets with a permanently inserted SD card, is there a universal way to treat the card as a non-removable drive?

I have a tablet, a Surface Pro, and I have a micro SD card that is permanently inserted. I use it to store media files like music and video. Windows, recognizing that it is a removable drive, deletes ...
14
votes
4answers
60k views

Reformat SD card to NTFS

I want to reformat a 16 GB SD card to NTFS so that I can use it to transfer large files (larger than 4 GB) from one computer to another easily, but my computer will only allow FAT variations....
10
votes
6answers
13k views

Does ReadyBoost really improve performance? [duplicate]

Possible Duplicate: Does Windows ReadyBoost have a meaningful impact on performance? Does using an SD card with ReadyBoost help? Would I notice any difference on a 32-bit netbook with 1 ...
1
vote
2answers
1k views

Deleting (Erasing) all Data from Failed SanDisk MicroSD Card

I've had two 32GB SanDisk MicroSD cards go bad recently. One I was able to temporarily revive using the kind advice offered in this thread: Recover Data from Card that cannot be read When I insert ...
3
votes
4answers
8k views

What to do with a corrupted SD card: reformat it or trash it?

I recovered all the files from my corrupted SD card today. What should I do with it now? Reformat and continue using it or throw it away and buy a new one Here's the details on the card and how ...
3
votes
3answers
2k views

What would be the down side(s) to backup archival via SD cards?

While doing some photography reading, i came across some support for archiving photos, videos on SD Cards. The process looked like: Fill up SD Card with DSLR Share/publish any choice items via the ...
1
vote
2answers
873 views

Fix SD card that's reporting too large a size?

I have a 4 GB miniSD card that is reporting it has 6 GB of space as opposed to the 4 GB it's supposed to have. Is there any way to flash the card so it will report the proper size? I'...
1
vote
1answer
5k views

Can't format or delete any files on SD card

I have a 16 GB SD card i'm trying to format for use. In Windows if I try to format it says Windows was unable to complete the format, and in Linux when I do fdisk -l -u, fdisk just hangs when the SD ...
0
votes
1answer
84 views

Recover my SD Card

In windows disk mgr I can see this. I have no option to shrink/expand any of the partitions. Tried to delelete everything by DISKPART, but that's also not working: DISKPART> list disk Disk ###...
16
votes
2answers
64k views

How do you format a 2 GB SD card to FAT32 (preferably with Disk Utility)?

I've been looking around for a way to do this for a while, but I haven't been able to find the answer. I need to format my 2 GB SD card to FAT-32, but I don't see the option in Disk Utility. If I ...
8
votes
6answers
654 views

128 MByte vs. 128 GByte

I recently saw a comparison for 2005 vs. 2014 microSD card: in 2005 there was only max 128 MByte microSD cards, and in 2014, 128 GByte. My question: I'm not 100% sure. Is 128 GByte 1000× bigger than ...
5
votes
3answers
1k views

How to tell if you have a fake sd card

I've been given some flash drives that appear to be fake. The silk screen says 64 gigs, and they show up as 64 gigs to the OS. However if you attempt to write any files larger than 4 gigs the file ...
5
votes
3answers
4k views

How much does it wear an SD card to be frequently removed/reinserted?

My digital camera (a Sony α55) stores photos on an SD card. When I want to transfer these to my computer (a mid-2010 MacBook Pro), I have two options: use the USB cable to connect the camera to the ...
3
votes
1answer
2k views

Mount “locked” SD card as read-write in GNU/Linux

My Canon PowerShot A470 + CHDK can write to SD-cards that are "locked" (the lock switch is used to make the card bootable), but GNU/Linux `/dev/mmcblk1': Read-only file system (I'm using "Texas ...
5
votes
2answers
53k views

Disable write-protection on Micro SD

My task today is to open up and copy some files to 700 brand new micro SD cards. As I get going on this task I am finding that some of the Micro SD cards are telling me "sorry this drive is write ...
3
votes
2answers
3k views

How do I wipe a microSD card that I can't write to?

I have a microSD card that has become read-only. I cannot write to it, or delete files from it, or format it, or repartition it. (Various computers think they can delete files, but after removing and ...
3
votes
1answer
945 views

Is there any way to instruct Windows to ignore the “write-only” mechanical switch on SD cards?

I have a bunch of SD cards that do not have the little plastic switch for the read only setting. so Windows thinks it’s write protected or something. The card is not write protected by the software ...
2
votes
3answers
765 views

Link My Documents folder to external SD Card

I have a laptop with 120GB SSD (limited space) and a 64GB SD card in the laptop. I have cloned my hard drive from a clean install of all the software installed. I would like to have the My Documents ...
2
votes
1answer
5k views

fsck error: currently, only 1 or 2 FATs are supported, not 34

Why do I get the fsck error: "currently, only 1 or 2 FATs are supported, not 34?" And what can I do to successfully run fsck? I'm fsck-ing my Transcend 16GB Class-6 SD card. It got corrupted recently ...
1
vote
0answers
390 views

Partition SD Card?

I want to partition the SD card so that I can use Apps2SD application (on my Android phone, a Samsung GT-i5503). I just would like to know if I can partition my SD card using "Computer Management" in ...
1
vote
0answers
891 views

What are my best options to recover data from a faulty SD micro card (used in an Android cell phone)?

My wife is having troubles while syncronizing the data from the SD micro card of her LG android phone to her portable pc. It keeps remaining stuck forever at a given photo (#21). I tried to access it ...
0
votes
1answer
105 views

Android can read my MicrosSD card but Windows cannot

I have recently bought this MicroSD card. The disk was working nicely with my both Android device and Windows PC (through its built-in MemoryCard reader). This is what I have done to cause the ...
13
votes
1answer
3k views

What does 100x mean, for an SD card?

When I read the information about an SD card, I notice there is an information that is reported as 100x. What does that mean? To what is it referring?
2
votes
1answer
5k views

Reading the 2nd partition of CHDK-enabled SD card in Windows

I have a canon camera from before 2011. I've made my 8GB card bootable in the camera by creating 2 partitions, boot partition of 2GB FAT16 and a FAT32 one with all the rest: photos, alternate firmware ...
1
vote
1answer
7k views

Emulate SD Card as internal hard disk

I'm currently using my SD card (32Gb) as a secondary memory storage because my Windows 8 (not RT) tablet has too little space (50+Gb) by default. I expect to leave the SD card plugged in all the time. ...
1
vote
0answers
10 views

dd always fails to write one partition on first try; succeeds on second

For a robotics project, I've assembled a make target that uses dd (actually dcfldd) to write a Raspbian Jessie image to SD card. This way, I can be assured that my environment is reproducible from ...
1
vote
0answers
145 views

SD Card Not Detected…Any Last Resorts?

I've got a 16GB Class 10 SD card that I've been using in my Raspberry Pi. It became unresponsive last night and my only other option was to pull the plug, which I know was more than likely to cause ...
1
vote
2answers
7k views

Card reader driver not installing correctly, but same driver used to work

I have an Acer Aspire 7720G-813G32Bn laptop. It has integrated (maybe 3?)-in-one memory card reader. The reader uses Ricoh chip from R5C8 series. I don't know the exact model number. I can't see the ...
0
votes
2answers
4k views

Cannot format SD memory card

Hello everyone I have a SD memory card which is of local manufacturer it allows to read & copy from it but not write as it is now write-protected so i want to format that card but could not. To ...
0
votes
1answer
331 views

Writing to a UDF WORM SD card in Linux

I'm looking into getting some Sandisk 1GB WORM SD cards for archiving things. I assume they appear to the OS as a block device (they're SD, after all). I noticed that mkudffs supports a worm media ...
0
votes
1answer
2k views

Create bootable SD card

I have a Toshiba Portege M205 tablet. The hard drive died, so I picked up another one and stuck it in there, with the intent to reinstall Windows XP Tablet. However, this particular computer did not ...
-2
votes
1answer
80 views

Recover my SD Card [duplicate]

In windows disk mgr I can see this. I have no option to shrink/expand any of the partitions. Tried to delelete everything by DISKPART, but that's also not working: DISKPART> list disk Disk ###...