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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3
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6answers
17k views

IOCTL call error when trying to format an SD card

Found an SD card (1GB) lying around. Thought I might pop that into my card reader and see if anything is on it. Nothing. There isn't even a file system on it. I right-click and go "format" but ...
2
votes
4answers
2k views

Is it possible that an SD card has 100% bad sectors?

I have an SD card which have been used in a photo camera for some months, and it's been working perfectly fine until today. It failed when we were just browsing pictures in the camera screen (so it ...
5
votes
1answer
2k views

MicroSD card getting corrupted for no good reason

I recently bought an MicroSD card online. It's a Sandisk 16GB class 2. However, it has a nasty problem. Every time I fill it with my data, the fat tables get corrupted. I've tried reformatting it, ...
1
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5answers
4k views

How do I format a microsd card that is not recognized by any computer … Windows or Linux?

How do I format a microsd card that is not recognized by any computer ... Windows or Linux? I don't think its bad because it was working then I tried to create an ubuntu remix bootup drive which I ...
0
votes
1answer
29 views

How to automate copying files from external memory?

I'm looking for an efficient way to copy pictures from SD card to HDD. I'm using adobe suite for editing, and I don't want to "clutter" my PC with otherwise useless software (like Picassa). It would ...
1
vote
3answers
2k views

How to repair an SD card which shows incorrect size?

I've a Transcend SD card for 16 GB and am using it in my smartphone. One day I've discovered that the smartphone recognize it as 6 GB only. I've tried to find the solution to set the correct ...
7
votes
3answers
9k views

Restoring a SD card after using it to root a device

I recently purchased the Nook Touch reading device. I rooted it using the instructions on nookdevs.com Rooting included using win32diskimager to somehow transfer an .img file onto the card. Rooting ...
0
votes
1answer
100 views

How to extract stuck dummy SD card

This is going to sound stupid, but I put in the dummy SD card in the wrong way and now it's stuck. How do I get it out without disassembling the PC? I have a Lenovo Y510p.
2
votes
2answers
835 views

Windows not reading sd card, when every other device in the world can

Edit: as of AUGUST 18 I am still looking for an answer. I have also tested it from windows 7, same results. Tomorrow I will boot up virtual box and see if xp can detect it. I have even gone into ...
1
vote
1answer
45 views

Messed up my SD card something awful. Cannot format, reporting bad sectors, bad partitions.. what can I use to repair?

So, long story short - I created an image of my 16GB SD card used for my Raspberry Pi. I bought a 32GB SD card, wrote the image on it and it is now totally bricked. The SD card is brand new, just ...
0
votes
1answer
11 views

Camera memory card full but cannot read or download files

I've got a CanonSDC-32M card that reads full in my camera but I can only view a dozen or so pictures.Tried it in my laptop and the same result.How could I go about downloading my files or recovering ...
0
votes
0answers
13 views

How to boot from SD Card with GRUB2 being on another device?

I want to install some OS on SD card (i.e. Chromium OS), but my laptop doesn't support booting from SD slot. Thus, I decide to add static entry for my specific SD card to GRUB2 menu. And I can't ...
51
votes
6answers
62k 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 ...
0
votes
0answers
45 views

Format a protected (corrupted) sd card

Some days ago one of my micro sd cards (a 32gb by Samsung) "decided" it is protected. It has no physical switch and I haven't found a way to format it yet. Every software I try to use says it is ...
0
votes
0answers
14 views

Does GRUB2 support dynamic menu entries for removable external storage?

I want to boot my laptop from different kinds of external media, but my BIOS doesn't detect all of them as bootable devices, i.e. SD Cards. I don't want to manually create menu entry each time I ...
0
votes
0answers
29 views

Filesystem on sd-card lost

Last time I want to bring my photos from SD-card (Sandisk Ultra SDHC 32 GB) to my computer (windows), my computer said that there is no file system on the card and I should format the card. Also my ...
13
votes
5answers
11k 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 ...
2
votes
1answer
2k views

How to rescue from an SD (SDHC) card that I can't reformat (possible hardware failure)

I have a transcend 16GB SDHC card and a lot of photos on it that I'd like to recover. When I plug it into the SD card reader, it takes a while for the Mac to even recognize that there's a disk ...
3
votes
2answers
12k views

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

I've been looking around for a way to do this for a while, but haven't been able to find the answer. I need to format my 2GB SD card to FAT-32, but I don't see the option in Disk Utility. If I ...
-1
votes
1answer
85 views

Micro SD impossible to modify (write or format)

Recently i had problems with my SD card used for my android device, basically i cannot modify it (write or format). Only read it, if i try format or write, any time that connect and fisconnect from ...
1
vote
0answers
23 views

Use SYSLINUX to boot from a separate device

I have a laptop with no harddrive that I'm booting from a modified persistent LiveCD thumbdrive, but performance is terrible due to the low speed of the thumbdrive. I also have a class-10 SD card of ...
0
votes
0answers
51 views

Windows won't let me acces a write protected sd card

I have a micro sd card that I used to use in my old Nokia phone. It worked fine in it. I got an adapter and I'de like to copy the files from it to my computer. When i try to open it in my file manager ...
2
votes
1answer
48 views

One SD card transfers file to PC faster than another one

I have several Sandisk SD cards all rated Class 10. One card transfer files to my computer faster than the others. Specifically I had taken several pictures and used a different card each day. One ...
7
votes
1answer
2k views

Is flash storage affected by magnetic fields?

I have several SD cards and USB flash drives that are often laying around my work space. Do I have to be careful to keep magnets away from them? (This paranoia is showing my age - I remember needing ...
0
votes
1answer
825 views

My SD card deletes new files by itself

I am using 64GB micro SD-Card. I always put it into my laptop slot for secondary storage. Recently, I found a big problem that my SD card won't work properly. I mean, When I copy new files to the ...
0
votes
0answers
26 views

Internal card reader not recognized on boot

In 9/10 times, my internal card reader is not recognized when booting my pc. It's a desktop computer and the card reader is attached directly (internally) to the mainboard (Asus H81M-K) via 9-pin ...
-1
votes
1answer
26 views

Sd Card Reader Not Working after first time use

Last week I got an SD Card Reader to enable me to download my photos from my camera as I can't do it direct from my camera anymore. It worked fine the first time. Then I safely ejected it and the ...
0
votes
1answer
85 views

How do I repair an SD card whose partition format cannot be recognized?

I have a 2GB SD card that was reportedly unreadable on several digital cameras and computers, and I need to get data from it. When I put it in my Mac using a card reader and check Disk Utility or use ...
1
vote
1answer
29 views

How does 200x or 300x in relation to an SD card differ from the class rating?

I've always understood "class 10" (or whatever) to refer to the speed of an SD (or SDHC) card, but apparently ratings like 200x or 300x also refer to speed. How do the two rating systems differ? ...
0
votes
0answers
94 views

How to fix micro SD card

I have a 16 GB micro SD card in my android smartphone, and lately it has been acting funny. When I attempted to view the files on my computer (Macbook pro OS 10.9) using a USB adapter, it did not show ...
0
votes
0answers
128 views

Micro sd card adapter not read by the computer

I have a samsung micro sd adapter with a SanDisk micro sd (does the difference of brands matter?). I inserted my adapter into the port of my pc (a windows 7) named SD/MMC, but I can't see it in the ...
0
votes
1answer
50 views

When formatting an SD card, can you set a custom allocation unit size?

I have an SD card that will only store files of 512, 1024, 2048 and 4096 KB in size. I wanted to set the allocation unit size to 512KB, but the maximum allowed in Windows is 64KB. Can I set this ...
0
votes
1answer
55 views

Undetectable SD card

I've had some weird stuff going on with my phone SD card so I decided to format it. Right at the 100% of formatting the message box with "Windows can't format this drive" popped up. Now the card is ...
3
votes
2answers
27k 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 ...
9
votes
2answers
1k views

How to delete files from my indestructable memory card?

A week ago I started getting intermittent IO errors accessing the SD card on my rooted Evo 4g. I eventually plugged it into my windows machine and tried to format it. It appeared to work, but when I ...
1
vote
0answers
25 views

Worm memory card or pendrive

Do you know if exists a WORM Usb / Flash / SD memory? I want a write once memory not switchable (I can not delete file anyway). I found a Sandisk WORM SD card, but seems out of production...
1
vote
0answers
49 views

Quicktime killed my AVCHD file

I have a Sony DSC-HX50V photo camera. The system I have been using for video storage is this AVCHD thing, which consists of a big file storing all the videos. Using Quicktime under Mac OS 10.9.2, it ...
0
votes
1answer
147 views

Micro SD card data loss/recovery

I have Patriot micro SDHC 32GB class 10 memory card. I use it only for saving pictures and videos taken with my phone (Galaxy S3 GT-I9300, CM 10.2 stable) and for saving music too. Basically all large ...
20
votes
7answers
45k views

How to access an SD card from a virtual machine?

I want to format an SD card from my Linux virtual machine. I have a built-in SD card reader in my laptop. I tried using VirtualBox and VMware Player and installed Ubuntu 10.04 guest. None of them are ...
1
vote
2answers
96 views

Bootable SD card still has small memory, even after formating

I have an SD card which I used to run my RaspberryPi. I wanted to update the copy of raspbian on it, so I formated the card using the software from www.sdcard.com. I followed all the instructions ...
0
votes
1answer
55 views

Hard drive restore on reboot on windows embedded

My company has an old out of service device with windows embedded on it that we want to re purpose. Any changes to the drive (SD Card with 2 partitions), (ie: installed software, ip address, system ...
5
votes
3answers
6k views

Do SDXC cards need a special card reader, or is software support sufficient?

Can a card reader that accepts SD and SDHC cards support SDXC cards with the appropriate software support, or is a card reader specifically designed to accept SDXC cards needed? I'm looking for an ...
0
votes
0answers
16 views

I want add a new virtual sd card into vmware desktop

I have a VM Ware desktop virtual machine. I need a "virtual" SD Card, but there is not in hardware list and i can't add it.
4
votes
2answers
1k views

Recover SDHC card used in an SD card reader

A while ago when SDHC cards were fairly new and all the office computers had only SD card readers, I made a 4 GB Class 6 ADATA SDHC unreadable and unformattable by trying to get it to work in SD card ...
0
votes
2answers
375 views

Raspberry Pi broke SD Card? Can't format

so, I have a 8GB SDHC from CnMemory. I used it for my Raspberry Pi. It worked so far. But then my raspberry froze (can't connect via ssh, apache didnt respond either). So I pulled the power out. I ...
0
votes
1answer
31 views

Some doubts about Linux partition managment

I am not very experienced using Linux and I have the following situation that cause me some doubts. I have wrote RaspBian (the RaspBerry linux distribution) on an SD card using this command on ...
-4
votes
1answer
46 views

Micro SD fell into my computer

I tried to put a Micro SD into the slot for the Micro SD but probably there isn't a real slot but just a slit… Well now the Micro SD is inside of the cabinet, how can I get it out of there? Is it ...
0
votes
0answers
87 views

Why, in Ubuntu, I cant access to an SD card using the laptop SD card reader?

I have ab Ubuntu 12.04 installation on a Virtual Machine and I am finding some problems try to read an SD card inserted into the SD card reader of my laptop. The problem is that if I try to insert ...
0
votes
0answers
175 views

SD card not formatting and copy any files

I have 4 GB mini micro SD card and I used it in my android phone (HTC Explorer). I partitioned my SD card and install cm10 in it. But after few month its stops formatting and copying any file. My ...
8
votes
3answers
5k views

Can I use something like the SSD TRIM command on a SD card?

SSD flash hard drives have started to support TRIM in order to avoid the slowdown that occurs after a while. How do I do something similar on a SD card ? Like reformating the SD card, but at a ...