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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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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How can I test the full capacity of an SD card in Linux?

I purchased a 64 GB SD card from eBay. It works fine when I burn an Arch Linux ARM image to it and use it to boot up my Raspberry Pi. However, when I try to create a single ext4 partition on it to ...
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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?)
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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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what appropriate “Allocation Unit Size” for an exFAT SD card with ReadyBoost

I've brought an 4GB SD card and I'm dedicating it for use by ReadyBoost (on Windows7) Im looking to get the most profit on performance, so i've formatted it with exFAT (as recommended by Microsoft) ...
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22 views

Memory card can't be seen in mobile and PC [duplicate]

I have samsung 16 gb memory card which is now inaccessible. It is not recognised by computer or mobile phone. When trying to access it through the command prompt, it says "there is no volume". In the ...
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35 views

2GB Micro SD Card Showing as 1.3TB [duplicate]

I have a 2gb micro sd card and when I insert it into my computer it doesn't show up but when I go into Disk Management it shows as 1.3TB. I have tried the solutions in the question Fix SD card ...
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43 views

Ram full need external card to be [closed]

I have a Trio G4 tablet with 16gb of ram space. I have only 15 programs installed that are small. All are in mb some in kb and my ram is full. How do I wipe out my ram? I have everything backed up ...
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1answer
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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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31 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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Is there a utility that can identify the class of SD card / microSD card? [closed]

Is there a utility, for Windows 7 64-bit preferably, that can tell me the type of SD card or microSD card that has been inserted Class 4, class 6, etc. Freeware is preferred, but I am willing to hear ...
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25 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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26 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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2answers
65 views

Is there any way to find the remaining life on a SD card?

For SSDs we have a variety of programs that read their remaining life. I'm looking for the same thing for memory cards in a situation where they get a lot of writes. Google is not only not returning ...
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1answer
51 views

SDCard restore number of sectors

I have a 8GB SD card which was pre-loaded with android (included in the hummingboard, a raspberry pi alternative). As I want to flash another OS (OpenELEC), I've inserted this card to my windows PC. ...
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1answer
32 views

Corrupted Sdcard does not detect in Ubuntu

I have tired may answer provided for corrupted sdcard and below is command any output for the same : My sdcard is 8 gb and i guess as shown in last command it is shown as sdb When i insert sdcard ...
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2answers
127 views

8 GB SD card shows up as only 6.47 GB after creating ext2 partition; how do I recover the lost space?

I have an 8 GB SD card, on which I created a 1 GB ext2 partition. When I later formatted the card, the capacity of the card appeared as 6.47 GB. How do I recover the lost space ?
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1answer
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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 ...
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1answer
65 views

Debian partitions on an SD card - how to fix?

Here's the output of sfdisk -l: Disk /dev/mmcblk0: 242560 cylinders, 4 heads, 16 sectors/track Units: cylinders of 32768 bytes, blocks of 1024 bytes, counting from 0 Device Boot Start End ...
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2answers
50 views

Cannot remove partitions - losing disk space [duplicate]

I am using Windows 7 Pro, I have a 2GB micro SD card which I put a Arch Linux image (iso) on using win32diskimager. _ I no longer care about the iso image or any contents on this drive, I want it ...
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2answers
53 views

Cloning an image to a microSD card

I'm trying to set up a Linux system to boot off of a microSD card, connected via a USB card reader, and I'm trying to clone my existing Linux system image to the microSD card using Partmiage. Every ...
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1answer
36 views

SD card seems to be empty and write protected

When I plug my SD card which has some video into my computer, it says that the SD card has 7.06/14.8Gb left. But when I opened it, there were only two folders which is DCIM and MISC. Inside DCIM ...
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1answer
42 views

Setup SD Card so it only runs on a single Windows 8 PC

A few of our staff are running Windows 8 laptops with only 100gig solid state drives. Recently some of them have been running out of drive space. The main user of drive space is the shared Google ...
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23 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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How do I repartition an SDHC card in Windows?

How do I repartition an SDHC card (4 GB or more)? Do I need third-part tools or Linux (a live CD solution would be OK)? In Windows' Disk Management the option Delete Partition is dimmed out: ...
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2answers
3k views

Formatting FAT32 with 32KB cluster on Windows 8.1?

I'm lucky: I own a laptop only capable of running Windows Vista. I say this because I had to use said laptop to format an SD card to FAT32 wtih a 32KB cluster, something I found I'm unable to do using ...
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3answers
158 views

Performance difference between SD and MicroSD cards?

If you compare a MicroSD card with an advertised speed of 48 MB/S to a full size SD card with an advertised speed of 48 MB/S (from the same manufacturer), should their performances be identical? Or ...
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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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0answers
55 views

SD cards often mount read-only on Windows despite being unlocked and always working in cameras

I have a HP netbook that's at least three years old and running Windows 7 Starter. It has a built-in SDHC card slot. I have a couple of 8 gig SDHC cards that I switch between my digital camera and ...
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43 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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2answers
226 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 ...
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38 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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1answer
162 views

What interface does a SD Card use?

What interface does a SD Card use? I looked at the Wikipedia article and they mention SDIO. However this seems to be just for non data transfer. Is the interface usb like? Completely usb? If it is not ...
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97 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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3answers
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Can I use dd to clone a larger SD card to a smaller SD card if the actual partitions will fit?

I have a 16GB SD card that has a few partitions on it (it's actually the card for a Raspberry Pi). I have several other 4GB cards that I want to clone the primary card to. The 3 partitions on the ...
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2answers
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Image files do not show up on mounted SD card but are still visible via the camera

I am using Manjaro Linux on my Chromebook Pixel. My camera is Oly E-M5. I mount the SD card with the command sudo mount -t exfat /dev/sdc1 /media/sdcard The card seems to mount correctly, and I can ...
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4answers
174 views

How do I copy and write a partition table from one identical disk to another?

I've got several dozen Raspberry Pis that I use as part of a home lab experiment. I created an installation of Rasbian (the Pi-specific version of Debian) on one Pi, and I want to spread it to the ...
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4answers
10k 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 ...
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14 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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1answer
228 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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1answer
161 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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1answer
42 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 ...
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1answer
52 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 ...
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4answers
6k views

Bypass read-only SD card with missing 'Lock' slider

I have an SD card, that is broken, the slider for the "Lock" is gone. When I put it into my computer it turned out to be in read-only, How can I override this with software? I need to format the SD ...
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4answers
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Finding attributes of mounted SD card

My SD card is automounted fine as /dev/sdb: NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT sr0 11:0 1 1024M 0 rom sda 8:0 0 80G 0 disk ├─sda1 8:1 0 78G 0 part / ├─sda2 ...
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how to connect laptop SD card reader to vmware workstation 10 [duplicate]

I'm running vmware ws 10 on win7, and running fedora 17 under vmware. I'd like to access my laptop's sd card device from Linux, by connecting vmware to the sd card reader. This works fine with other ...
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1answer
65 views

How to build an sd card image, without an sd card?

We have a scripted process that builds up an embedded install of Debian Jesse on an sd card. The relevant parts of the script look like this: export DISK=/dev/sdb umount ${DISK}1 # make sure no ...
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6answers
23k views

Installing Windows on an SD Card

Assuming you have a built-in slot, is it feasible to install Windows 7 (Vista, or XP for that matter) onto a 32gig SD card? By install, I mean house your windows folder and any OS required folders and ...
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1answer
2k 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 ...