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 can I expand Bluestacks memory in Windows 10?

My computer recently updated to Windows 10. Since then, Bluestacks (which I use mainly to access Whatsapp) has a very limited amount of space, and when I try to download pictures/videos it tells me ...
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29 views

Recover data from wrong size sd card - using “read” operation

This is an advanced question about data recovery (I'm very knowledgeable in data recovery) so please no answers like using "EaseUS Data Recovery" or any recovery\imaging\partition software or linux ...
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20 views

Need help writing Linux script to automate moving files when flash drive is inserted

I am trying to use a Raspberry Pi running Raspbian to automatically move (not copy) the contents of Folder A (local) to Folder B (on SD card via USB to SD card reader) automatically when the ...
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1answer
34 views

Can't create a partition table on micro SD card

I'm trying to reformat a micro SD card that was previously in a raspberry pi (and had stopped working). However, when I plug it into my main computer (arch) and try to partition it, I can't because ...
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25 views

dd'ing images onto an SD card

I have a somewhat weird situation I'm trying to dd an OS image (something which I dd'ed off a card earlier) onto an SD card. The card capacity is 8GB and the image was made off an SD card of similar ...
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19 views

Install and run Windows XP from SDCard

I'm planning to revitalize one of my old notebook Acer Aspire 3600. In the user guide: Storage subsystem 40/60/80 GB or larger ATA/100 hard disk drive I'm planning to replace the existing hard disk ...
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1answer
44 views

Best Way to check ACTUAL space on SD/microSD card

In the past I have read some posts by users that they have purchased a SD card from a generic vendor in another country. Although the SD/microSD card may state that it holds 128GB/512GB, the actual ...
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1answer
32 views

SD card supports ReadyBoost in USB adaptor but not in SD card reader. How to fix?

When I insert an SD card into the SD reader, I am not offered the ReadyBoost tab in the drive properties section. When I put the card into a USB adaptor and plug it into the USB slot, ReadyBoost is ...
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10 views

WIFI SD card for a Linux embedded device?

I'm researching the possibility of adding the capability of wireless file transferring, to an embedded device running Linux. It seems to be that a shortcut solution is to replace the SD card on the ...
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1answer
38 views

SD Card as Permanent Storage?

Is it safe to use an SD card as a permanent secondary storage for my laptop (by letting it be there, without removing it regularly)? I don't know how SD card hardware is internally different from an ...
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9 views

Zero length files moved from SD Card to PC

I moved some files from my phone's SD Card to my PC. This is something have done loads of times before, but this was the first time since my phone has been upgraded to Android 6. The files which I cut ...
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2answers
60 views

MicroSD card is write protected

I have a 32 GB Lexar microSD which had been working perfectly for the past 3 months on my phone. But recently I noticed I am unable to write new files to the SD Card. I tried to format it from my ...
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54 views

How to check if SD/USB card become corrupted?

I have some raspberryPi2 model-B boards, using USB drives as their root filesystem. As it turned out, the USB chips I had chosen are prone to build up tremendous heat, and after 6-8 months, they ...
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64 views

Internal SD Card Drive not Returning/Waking up after Sleep/Hibernate

Here is the setup: I have an internal SD card reader in my laptop. It contains a 32GB SD card that contains my research library. Information I use on a regular basis. The problem: When the ...
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2answers
40 views

How do I put a Micro-SD card into a slot for SD/MMC/SDHC?

An electronic picture frame has a lot for SD/MMC/SDHC. A Micro-SD card came with it and is supposed to go there, but is clearly too small for the slot. How do I insert this card? There is no ...
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1answer
27 views

USB flash drives or SD cards with S.M.A.R.T

Do any mainstream manufacturers incorporate Self-Monitoring, Analysis and Reporting Technology (S.M.A.R.T.) into their USB flash drives (aka "USB sticks") or SD cards? If not, why not? It can't be ...
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9 views

After resetting my Linx7/Win10 tablet - can't see MicroSD in Settings/Storage

It has worked before the reset (complete, removed all files). I can see/use the SD card to save files in Explorer, etc., but do not see it in Settings->Storage. Once I format the card/change drive ...
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1answer
32 views

Mac Not Able to Read SD Card

I have a microSD that I use in my raspberry pi. I have it plugged into my mac through an adapter and am trying to use it. However I cannot erase any of its contents and it (contents) does not show up ...
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38 views

SD Card disappear from Windows on Macbook Pro after waking up

I have the SD Card for my Macbook Pro running Windows. Every time the laptop goes to sleep and wake up, the SD Card disappear. It only comes back if you restart - I tried install new BootCamp driver, ...
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25 views

Rescue SDcard spoiled by Android phone

My SD card is dead. It is a sandisk 32GB model (genuine one as I bought it from a well known seller). All I can see is a partition with 32MB total space. I've tried to recreate the partition table in ...
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8 views

Enabling DDR in SD/MMC causes problems? CMD 11 gives a response but the voltage switch wont complete

I am trying to enable DDR in sd (spec above 2.0) the procedure in the specifications is as follows Execute CMD0 to make the card idle. Execute CMD8 to enable ask about the voltage requirements ...
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1answer
67 views

ext4 SD card formatted on Linux, and will not show on OSX

I formatted an SD Card as ext4 on my Debian machine. Before I formatted I deleted all partions, created a single partion, and write the changes. I was able to mount the SD card on my Debian box and ...
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1answer
27 views

wear leveling on SD cards

A well-known SD card producer advertises that his SD cards use wear leveling. If enough space is free on the card, write access is evenly distributed over free memory. But how does the built-in ...
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12 views

Link errors with symlinks

I've moved all the files of ./usr to an external drive /home/Linkados/usr (SD card 8Gb) using $rsync --progress -l -r /usr /home/Linkados/usr Then I created a symbolic link from my SD to my flash ...
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71 views

32GB Sandisk unable to be formatted

I received a Sandisk 32GB microSD from my dad who asked me to format it. Plug it into a USB-based adapter (no write protection switch) and tried to access it on my computer. Problems : right ...
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2answers
38 views

How to test new SD card in Windows?

I purchased a new microSD card and I basically want to test it to ensure it's not corrupted and it's speed is within the specification printed on the packing (Class 10). How can I do that?
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1answer
47 views

How do I get my ASUS X401A laptop's SD/ MMC card reader to recognize I have an SD card inserted?

I had bought 2 external SD card readers for my laptop and just today realized I have a 2 -in-1 card reader ( SD/ MMC) on my laptop! But when I tried putting a 16 gb SD card into the slot and pushing ...
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33 views

Photos app won't display recent pictures

On my Tablet running Windows 10, the Photos app will now longer display new pictures synced to the SD card of the device. This behavior started in December 2015 - so Pictures from November or earlier ...
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1answer
42 views

SD Card Ignores Formating and file writes

I have a 16 GB Micro SD card from Samsung, and have only had it for about 4 months. I have not used it recently, but now that I have tried to format it, it does not work. On all the tools I have used ...
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1answer
50 views

64GB SD card missing files but correct size

I have a 64GB Samsung Evo class 10, which suddenly stopped working on my phone; can't mount/detect it. I accessed the card via laptop, which says 28GB used. But when I copied or scanned the files, ...
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1answer
77 views

SD card is titled “RECOVERY” and only has 1GB after using RPi

I was using a Raspberry PI 2 Model B, and I installed NOOBS. I selected and installed Raspbian, and I used my Pi for about 24 hours before I decided to re-install the OS. When I plugged in my micro SD ...
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1answer
38 views

Recover data from unreadable SD card [duplicate]

It's an 8GB micro SD card. It was on my Sony Xperia android smartphone, I almost never removed it from the phone. Suddenly about a month ago, the phone displayed a message saying that the card is not ...
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1answer
141 views

Write raw bytes to SD card on Windows

I am working on an embedded systems project in which we need to store some data on an SD card and read it with an FPGA. It would be simplest not to deal with a file system in this case, so I would ...
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1answer
51 views

How to troubleshoot slow read/write times from a multifunction printer/scanner's SD card?

I have been trying to help a friend diagnose a problem with their technology. On their WiFi network, they have an Epson WiFi printer/scanner and several Windows 7 SP1 systems. The printer/scanner ...
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1answer
29 views

How to know if an SDcard is about to fail?

I have an SDcard that is still working fine for about 8 years now. I am using it for an DSLR camera. I am quite paranoid that it will soon stop working while taking photos of an important event. Are ...
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28 views

no /dev/*, but /sys/bus/mmc device info on damaged SD-Card [duplicate]

A friend gave me a broken SD-card, hoping I might recover something from it. I have no trouble mounting any other cards, whatsoever. I am not getting any block devices in /dev, but the mmc subsystem ...
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1answer
85 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 ...
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20 views

What is the difference between the UHS version and the UHS speed class of a SD card?

What is the difference between a SD card UHS version (UHS-I or UHS-II) and the UHS speed class? It seems they go hand in hand. Are they just redundant (UHS-I is always UHS speed class 1 and UHS-II is ...
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4answers
581 views

MicroSD card is not detected by Windows

I formatted my MicroSD card to HFS+ and then back to NTFS from within my Phone device (using an app namely Paragon exFAT, NTFS, and HFS+). Now that I insert the card into my PC (Windows 7), the ...
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36 views

Compatibility with FAT32 using 1024 sector size

On an embedded system, we are using FAT32 with 512 sector size on SDCard. We will be writing files of 800k and need to do this quickly. Our filesystem code writes in blocks of 512 to the SDCard ...
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26 views

SD Card Won't Mount

First off, the mount I am talking about is the SD card being able to be read/written to. So I have an Acer Aspire Switch 10 (AAS10 from hereon), Windows 8.1. So I wanted to look at pictures I took a ...
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23 views

SD Card Locked Error on camera

I have a Canon camera. Last week after recording some movies, it took so long to process, so I got bored, and unplugged its batteries :D Then I turned it on, it said "Memory Locked". I inserted the ...
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1answer
40 views

SD Memory card vs MicroSD with Adapter

Is a SD memory technically identical to a MicroSD with SD adapter? Can a software or reader distinguish one from other?
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13 views

I don't know if my sd card is corrupted or what? [duplicate]

I can't format my sd card. There is details like memory available and use,I can open the contents, but when i open the content, it will like disconnected (?). It is also the same when formatting ...
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19 views

Extension cable for internal SD card reader

I have card reader of Dell Inspiron 5520. You can see it here: Y0W97 But the cable is not enough long. There is any chance to buy extension for it? Or maybe buy longer cable and weld it?
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19 views

How to Prove SD Card functions correctly

I recently bought a micro SD card from China. I am wanting to test it to prove that it actually works. I have been trying to install it with my new Raspberry Pi, but have been getting corruption ...
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1answer
2k views

Why aren't SD card 'contacts' uniformly placed?

As you can see above, Some contacts seem to be longer than the rest. Also, on the SD card (2nd from top) the last one seems to be thinner and also closer to the seventh pin. Why not just uniformly ...
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356 views

How do I read/write images to eMMC boot partition(s)

I tried this question on Stackoverflow but it was modded offtopic; they suggested I try over here... I have a bunch of non-working Android mainboards I need to repair. Many of them have corrupted ...
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2answers
100 views

How can I retrieve data from a SD Card when photorec doesn't work?

A friend of mine took pictures of a Halloween party with his camera, and when he put the SD card in his computer, some of the pictures went missing. Knowing that I have successfully rescued his HD ...
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34 views

Corrupted SD Card

I am using Micro SD Card for OS on my Odroid micro-controller. Today I figured out that my Micro SD Card is not responding. I plug into my Laptop ( Linux OS ) and after that in other laptop ( Windows ...