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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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 ...
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19 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 ...
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1answer
17 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 ...
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1answer
42 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 ...
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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 ...
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0answers
16 views

Samsung Chromebook (2012) [closed]

Right out of the box, the little plastic door that covers the USIM/SIM card wasn't flush with the case. It won't stay closed. I just bought this and could easily return it, but can I just get a ...
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2answers
25k 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 ...
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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 ...
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20 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...
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44 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 ...
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1answer
124 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 ...
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7answers
42k 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 ...
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2answers
55 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 ...
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1answer
29 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 ...
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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 ...
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15 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.
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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 ...
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2answers
315 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 ...
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1answer
29 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 ...
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1answer
44 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 ...
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0answers
50 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 ...
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163 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 ...
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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 ...
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1answer
31 views

Does my motherboard support booting from SD card?

How do I check if my motherboard supports booting from an SD card? (In my case this is a Dell XPS 15 I bought sometime in 2010.)
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2answers
40 views

Changes applied to SD Card won't stick after unmounting

My friend recently asked me to help her with her SD card. When I tried to read it, I found out that it has corrupted partition table. So, I cleaned it up and then tried to recreate partition table. ...
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2answers
967 views

Reading raw data from a microSD card with an Arduino

My microSD card is not working on windows neither on my mobile phone. The card is not recognizable on these devices. My plan is to try to access the raw data on the memory chip using my Arduino. How ...
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2answers
37 views

Super robust SD card cleaner

My friend asked me to help him with her SD card. I looked at it and it was completely messed up (corupted partition table, ...). She doesn't care about the data. I tried recreating partition table, ...
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0answers
37 views

RPi kernel panic with Raspbian

Some background: my RPi has been randomly shutting down since pretty much ever, I just reboot it (unplug / wait 1-2 minutes / plug) and it usually works again. I've never been able to trace the ...
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0answers
14 views

Extremely Slow SD Card Writes

I'm in a bit of a pickle. I have a 4GB Kingston MicroSD that has worked well for me for years. However, within the last few weeks it's been nigh on unusable due to a strange thing. If I do any sort ...
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1answer
60 views

Completely clean-up sd card and create new partition table

My friend recently asked me to help him with his sd card. It just stopped working. So I borrowed it and plugged it to my PC. What I got, was basically nothing. No partitions, corrupted partition ...
12
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4answers
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
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1answer
52 views

Optimal cluster size for random I/O

I'm specifically interested in the answer for NAND storage (SD cards, memory sticks). I have a Windows 7 laptop where I run 2 VM's inside VMWare, as well as multiple programs in the host OS. VM disk ...
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2answers
10k 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 ...
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0answers
36 views

No Read/Write SD Card Permissions on Windows 7

I'm sorry, I try as often as possible to avoid repeating questions but I've tried the suggestions on previous threads here and elsewhere and I cannot fix it. I have an SD card I'm trying to open ...
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0answers
36 views

How can I get rid of a nonexistent disk that appears in /dev as a “ghost” of my SD card (Debian GNU/Linux)?

I have a "ghost" disk registered in /dev. The disk doesn't actually exist - it looks exactly like my SD card (size, partition label and fs) that used to be plugged into the card reader. The card is ...
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19 views

Restore files with CHKDSK to different drive due to space issues

After a hw failure, I scanned my SD card with chkdsk /f /r for device errors. The command found and fixed all of the problems but while finishing it asked me if I wanted to convert lost chains into ...
2
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1answer
42 views

Cannot format a 64 GB Class 10 SanDisk card

I have this card and it has suddenly gone read only. Windows and my phone can only read and cannot add or delete files from it. I am currently trying gparted to correct this card, but it is of no use. ...
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3answers
564 views

My PC is slow after moving Windows 7 profile to SD card [closed]

So I just moved my entire User profile to an 8gd SD card to avoid unnecessary hits on my HDD (my previous HDD died out of spindle failure , so this was a safe than a sorry step) Now , entire Cache, ...
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0answers
11 views

Using an SD card for regular backups? [duplicate]

I recently updated to a 128 GB solid state drive, and I've gotta say, I love the boot times and app load times, however I'm not keen on the increased possibility of spontaneous failure. I figure I've ...
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1answer
54 views

Is my SD card physically broken?

I have a 64GB Kingston Micro SD card that I am wondering if could be physically broken since I am completely unable to repair or restore it. I have no data on it to worry about, so I only want to ...
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0answers
28 views

Trying to create a new partition table

I have a 64gb sd card which i have used as storage. When i had it in my laptop and by accident i pulled it out when it was mounted. The card didn't mount when i put it back in, but gparteds recovert ...
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0answers
41 views

I want to read SMS from SD card

I have my SMS in my Nokia phone saved to the SD memory card in a folder called Private\1000484b\Mail2 (at least I think they are). The folder contains files with no extension whatsoever (just files). ...
2
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2answers
499 views

Windows (7,8) not detecting sd card (fat32), while Linux does

Edit: as of march 23, 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 ...
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0answers
235 views

How to repair SD card that was unplugged during formatting?

I tried to format my SD card on my Windows computer but unfortunately I pulled it out during the process. Now it can't be recognized. I tried to wipe it using disk utility on Mac OS X but after it's ...
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votes
1answer
29 views

Do you know of an ExpressCard 54 SD Card Reader that doesn't stick out and isn't actually USB [closed]

Many ExpressCard 54 devices stick out and are inconvenient to have plugged in all the time. I would like to leave an SD Card reader in all the time as another drive. Do you know of one that doesn't ...
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0answers
217 views

SD card reader not working on Debian

I'm using Debian for about 6 months and my card reader never worked. I tried several solutions I found online with no luck. How can I make it work? Here's the output generated by lspci 00:00.0 Host ...
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2answers
215 views

Testdisk on SD card heads/cylinder mismatch

I tested the micro SD card of my phone with testdisk, and it says somethings about heads/cylinder mismatch. What is that? SD card should not have heads...
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0answers
37 views

What should I do about corrupt data in an SD card?

I have an SD card (32GB Sandisk Extreme I think) which has recently been corrupted in some way. It is used in an SLR camera which has its own hardware issues (sometimes things happen when you don't ...
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1answer
69 views

Strange SD card behaviour

I have a Sandisk 8GB SDHC card. Yesterday I was trying to write a Raspberry Pi OS image to it. But it fails in the middle. From then on, the card seems to be "dead" in my desktop PC since it no longer ...
5
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1answer
7k views

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

I have a Windows 8.1 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 ...