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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Error whilst initializing SD card on Linux

I have noticed troubles with my microSD card in my Android phone and when I tried to insert it into my Linux laptop, I get the following error in dmesg: [ 247.588279] mmc0: error -123 whilst ...
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30 views

sdcard performance bottleneck

I have loaded my 4 GB FAT32 sdcard almost entirely with mp3 files. Now, I cannot remove none of them because "discovering items" never ends. Even command line tools last forever, including format e:. ...
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68 views

What is the purpose of the contacts under the sticker on the underside of this microSD card?

Many (most?) microSDs have a sticker on the bottom: I peeled one off, and revealed several small copper contacts beneath it: What is the purpose of these?
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248 views

MIcro SD card gets slower after partial fullfillment

I have a micro SD card from Kingston - 32GB class 10 When i'm writing on it using usb card reader or my phone, average write speed is about 6MB/s But after about 10GB of data written into it, ...
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464 views

Android: External SD Card storage size

I have a Samsung Galaxy S4 Active SGH-I537. I let it format my Samsung Class 10 SDHC 64 GB card. It used exFAT format. I then transfered my MP3 collection to it, which is about 34 GB. When I finished, ...
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77 views

Surface 2 tablet: moving apps to sd card triggers errors

I'm trying to move the WindowsApps folder to my SD card on my Surface 2 tablet. It's a 32 Gb model, and already out of storage. As a workaround (Windows RT forces uses to install only on the built-in ...
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60 views

Installing Visual Studio in removable disk

I'm using tablet(ICONIA TAB). I bought a 32gb sd-card, then I tried installing VS but it said it cannot be installed to any removable disk. I searched and I found a solution: 'CLICK ME' (Please look ...
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115 views

Effectiveness of SD Card write protect switch as protection from viruses

Given that the SD card write protect switch simply indicates to the OS that it is switched, and doesn't prevent writes to the medium, how effective is enabling write protect against viruses? Are ...
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1k views

Cannot format micro SD Card in mac OSX 10.9

I tried everything but I cannot format it. When opening the disk utilities I get 2 partitions, one which is greyed out. When trying to format the first one it says "couldn't unmount disk". When ...
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346 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 ...
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54 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 ...
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164 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 ...
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57 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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202 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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72 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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476 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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89 views

My micro SD card issue

I have a micros SD card. When I put it into my windows 7 machine using USB adapter, windows explorer shows that and I also can open it and see the files and folders. But I can't run the files and open ...
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2k views

SDcard /dev/sdb2 is apparently in use by the system; will not make a filesystem here

I divided my sdcard into 2 partitions, but It got an error and couldn't create a new partition. Error: /dev/sdb2 is apparently in use by the system; will not make a filesystem here! My ...
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55 views

HTC Android Fails to mount- Mount from computer?

I Have an HTC Incredible S (S-Off, Rooted, ViperVIVO 1.3.0 ICS) that has seemingly ceased to posses the ability to mount its SD Storage to my computer. For whatever reason, whenever I plug in my ...
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129 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 ...
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234 views

Windows detects SD card but can't read it's contents

All of a sudden my Windows XP PC can't read what is on SD cards and some USB sticks. Even though the drive is detected, it shows it empty. I don't have that problem reading the same cards on my ...
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134 views

Windows can't access/modify large SD Card Files

I have a 32GB SD Card I use with my GoPro. It's FAT32, and I'm running it on Windows 7. I have 50 files or so on it of videos from my GoPro. I can copy all but two off of it. Those two are the ...
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156 views

How to clone a SD card from HP network attached photosmart printer using Linux?

How to make a low level (file system unaware) cloning of a SD card inserted in an HP Photosmart printer, which is accessible via a local network ? smb://192.168.1.58 (192.168.1.58 is my printer IP) ...
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143 views

One particular SD card not working

I have a 32 GB SanDisk class 10 SDHC card. It works perfectly in my camera and in my netbook. However, when I plug it to my notebook I got this in dmesg: [ 1824.729234] mmc1: error -110 whilst ...
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353 views

My files on micro SD card not showing on macbook pro 13"

Used to work fine. Could it be a virus from Window PC, I can't see my photos on SD card on mac. Is there any way to copy these views. I know I can try it on Windows PC and that might work but I don't ...
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778 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 ...
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59 views

Are SD flash memory cards “secure”?

Regarding SD flash memory cards, SD stands for Secure Digital. Do SD cards or any of its variants (SDHC, SDXC) have any particular security features compared to other types of flash memory cards such ...
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357 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 ...
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26k views

Windows 7: how to remove write protection for my SD memory card?

I am not able to write anything to my SD memory card, using Windows 7. How can I remove the write protection?
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15 views

Cannot browse files stored on mounted VHD with explorer, but can access via apps & directories

Running Windows 8.1 and created a VHD on an SD card (SD: NTFS; VHD: NTFS [bitlocker], Windows 8.1). Created script & task to mount on startup, and have directories stored on it (ie: documents, ...
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35 views

Booting SD card from UEFI

I've come across the problem. I'm trying to boot a bootable SD Card using UEFI. However, this doesn't work, as there is no "SD Card" boot option AFAIK. I have tried putting all the USB-related ...
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17 views

Setting RMB (Removeable Media Bit)

I "expanded" my Lenovo Laptop with an 256GB PNY SDHC card. I would like to show it as non removeable disk. As far as I know there is an RMB (Removeable Media Bit) that needs to be flipped. I found ...
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13 views

Storage reliable measurement standard for sd card, sata hard disk, ssd hard disk

Is there a measurement standard that measure the reliability for the following storage devices: sd card sata hard disk (regardless 2.5 or 3.5 inch) ssd hard disk (regardless 2.5 or 3.5 inch) ...
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31 views

How do I save my Android phone downloads to an external hard drive connected to a router?

I have a D-link DIR-850L router with an external hard drive connected to it. I want all the downloads from my Android phone to be saved directly to the external hard drive connected to the router. I ...
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32 views

Recover a chunk of compressed data from SD card

I split a tar.bzip file in 3.5GB chunks and stored each chunk in a different SD card. After copying the data to all cards, I inserted one by one and opened it to verify that the file was there, then I ...
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39 views

SD Card voids writes

I have a 2 GB SD card that I plug into my computer through a switchless USB adapter. At first, the SD card was unformatted, so I gave it a msdos partition table and a total FAT32 partition. I use the ...
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56 views

How can I make a VirtualBox Guest read a SD card in the slot built-in to the laptop?

I’m running Kali Linux in VirtualBox. In order to plug in a device to the “Virtual USB Port”, you must select the “Devices” tab, hover over “USB Devices”, and select the device you require. However, I ...
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35 views

FTL and RAM in a eMMC device

To experts on eMMC devices! (1) How is the flash translation layer (FTL) implemented in current eMMC devices? (2) How much RAM-resident metadata is needed to support this FTL? (3) Is the metadata ...
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15 views

Data Assignation Tables vs. actual HDD location values?

This is my first post to any of the 136 SE website's and I just wanted to say how much I value the community and the information. I Apologize ahead of time if this is a duplicate. I spent a fair ...
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48 views

Can't get rid of corrupted Rar file in SD Card

So I have this 64G SanDisk Micro SD Card (Fat32), and there is a Rar file inside it among many other files which is 0 bytes in size and will not be deleted by any measures, I have tried almost ...
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69 views

Save Windows 8 recovery SD-card as image

I have a windows tablet from Asus (the Vivotab 8 Note) and I got a microSD card with the tablet, that contains a install.wim to reinstall Windows in case of errors. I want to use this card normally so ...
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60 views

Grub2 error: out of disk. On fresh install

Fujitsu-Siemens Amilo mini UI3520, HDD replaced with an SD card adapter. In the SD card adapter there is a fake oversize SD card from china, with a partition containing the working sectors only. The ...
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114 views

Dell Inspiron 660 won't boot from SD card

I've recently moved and being the smart guy I am, I left my USB drive back at my old house. I'm trying to use a friend's SD card to reinstall Ubuntu. I set it up exactly the same way as I would my ...
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37 views

Deleting file in Active@ Undelete

I am using Active@ Undelete 9.5.59 to recover a folder that disappeared from my SD card. After performing a scan on my SD card via Active@ Undelete, I've found the folder. But Active@ Undelete don't ...
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78 views

Macbook Pro Retina 15" Mid 2014 - Low Profile SD Adapter

I am looking for a Macbook Pro Retina 15" Mid 2014 Low Profile SD Adapter so I can expand the storage on a laptop (Model A1398). However every one of these adapters (on ebay, amazon etc) exclude this ...
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70 views

Does static electricity affect sd cards?

I'm just wondering, because MicroSD cards are sooo tiny, and I feel like a little static electricity discharge would corrupt everything, since, I believe, SD cards run on flash which is basically ...
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259 views

panasonic sd-audio format, does it exist?

I was wondering if anyone knows about sd-audio. I've a panasonic strada car audio head (from japan, in japanese, so I cannot understand much). It has sd card plugin, and menu item called sd-audio. ...
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24 views

Locking Arch Linux with keyfile on USB

I'm currently preparing to install reinstall Arch Linux on my HDD and was going to encrypt the whole disk and then I saw this https://wiki.archlinux.org/index.php/Dm-crypt/Device_encryption#Keyfiles ...
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13 views

XCube AOpen Ex915 Unable to see MS, SD, CIF, other card drives

I have an XCube AOpen Ex915 that is running XP. I am unable to see any cards that I insert immeadiatly. There have however been occasions where after several minutes I will be prompted by the open ...
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62 views

SD Card cant read

Sorry for my bad english.. I tried to increase my internal storage on my phone by participating my SD Card..So i use MiniTool Partition Home Edition n then i create a partition on my sd card an ...