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Questions tagged [sd-card]

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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Install Windows 10 on MacBook Air, SDXC, SD Card, Using One Partition of GUID Partition Map

Hi I have a MacBook Air and I want to know if is possible to install Windows 10 in a SD Card, formatted like GUID Partition Map, using one of multiple spaces... I Installed CentOS 7, in one partition ...
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1answer
41 views

Transistor count of a processor versus a micro SD card

I was recently quite surprised to find out that modern CPUs only have around 2 billion transistors and even GPUs like the GTX 1080 Ti have only 12 billion. A quick calculation on the other hand shows ...
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how to insert .img file into sd card in Ubuntu guest on Windows Host in VirtualBox?

my configuration : VirtualBox 5.12 Host Windows 10 Guest Ubuntu 16.04 Im trying to insert an .img file into and sd card on Ubuntu so that im able to boot on it. I have tried two methods but none is ...
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SD card reader on a Dell Inspirion 15 model 5567 won't read the SD card

My SD card works just fine in my HP Elitebook but not on my Dell Inspirion 15. I just downloaded updated drivers and it still doesn't work. Any ideas out there for a frustrated Kentucky lady?
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19 views

Recovery from an SD card that won't initialize

I have an SD card that seems dead and won't work with any device. When plugging it into ubuntu laptop I get the following in dmesg: [10932.493099] mmc0: unrecognised CSD structure version 3 [10932....
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1answer
53 views

Steering Windows 10 updates to an SD card in a 2GB/32GB mini PC

I'm setting up a budget computer lab and I'm in possession of a bunch of windows 10 Mini pcs Z8350, with 2GB Ram and 32GB eMMC ss drives. These little pcs work great to a point, after some quick ...
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12 views

Abnnormal Micro SD card [duplicate]

My sd card is somehow "locked". I can view and copy files into my computer but cannot delete, move or format the card. It says windows is unable to complete format. I tried formatting using Disk ...
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1answer
34 views

Recover files from corrupted sd [duplicate]

I messed up when trying to benchmark write speed on an sdcard with important files on it. sync; sudo dd if=/dev/zero of=/dev/sdb1 bs=1M count=1024; sync 1024+0 records in 1024+0 records out ...
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21 views

Unable to clean/format corrupted sd card [duplicate]

I'm not able to format my sd card. Even if I try to delete the files, after refresh it appears again. I've tried EASUS, minitool, HP format utility, none of them are working. It seems like write ...
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1answer
29 views

Determine SD-card quality

A Raspberry Pi uses an SD-card for the storage of the OS. Over time the SD-card "wears out" due to reaching its maximum number of write-cycles. I've been using these boards for some time now and ...
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50 views

MicroSD unmounts during formatting

I've been trying to install a Cubieez linux image on a CubieTruck (Cubieboard 3) using Win32DiskImager (Following the official documentation). After the process, the card shows up as two different ...
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1answer
23 views

busted sd card and pins can you swap out the memory module to a new sd card to recover that chips data

I have an sd card that the pens are trashed-destroyed and the small i would say semiconductor is detached. The information is sooo important for my job. My question is can I buy a new sd card and ...
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29 views

Making Bootable clone of Ubuntu on same SD card

I work in a lab where I am configuring a small computer to eventually be used to collect data on an instrument. The computer has a 32Gb SD card as its main storage device. I am using Ubuntu 10.04, as ...
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1answer
26 views

recovery from failing SD card

I have an micro-SD card (Sandisk) which has started to fail. To recover as many as possible files, I have written a small script in PHP that copies files one by one, and continues to the next file if ...
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61 views

SD cards are being corrupted when installing Raspbian - can't format them

I have an SD card on which I tried to install Raspbian (for a Raspberry Pi). After it got stuck I tried to open the SD card on my computer but it wouldn't open. I tried to install Raspbian on another ...
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1answer
21 views

Detect and qualify flash memory (sd card) wear

What is the best way to detect and evaluate/qualify flash memory wear that usually occurs after a lot of data has been written the flash? I mean especially a wear caused by continuous writes by dash ...
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488 views

SD card has CURRENT Read-only State : Yes [duplicate]

DISKPART> attributes disk Current Read-only State : Yes Read-only : No Boot Disk : No Pagefile Disk : No Hibernation File Disk : No Crashdump Disk : No Clustered Disk : No DISKPART> ...
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30 views

How do we prepare sd card for boot

I have a uboot.img and a uImage prepared for an nxp board. I want to understand how can I make u-boot to load kernel. So I understand that there is an address on sd card from where the kernel image ...
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0answers
67 views

Unable to format SD card [duplicate]

I am trying to format my SD card, but everything so far has failed. I tried using diskpart, when deleting a partition using delete partition # it simply doesn't delete the partition, always showing ...
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5answers
62 views

Recover data from formatted SD card

I have confused SD cards and formatted the one with my data on it and taken 2 pictures with my camera until I noticed. I have never recovered an SD card before, so I am completely new to this topic. ...
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1answer
45 views

Etcher image fails to validate

I don't know if this is in the right place but... I'm trying to write this image of Raspbian Stretch--which I believe should be the most recent--to a micro SD to run it on a Pi 3: https://www....
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2answers
76 views

Reliable SD Cards

My notebook (T560) only supports one harddrive and I would like to expand it by a 256GB SD card for things like backups. So I surfed the net for a while and noticed that up to 10% (felt 10%) of sd ...
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0answers
15 views

SD Card random bit error on reading, no failure

I have a deployment of some 20 Raspberry Pis with Kingston 16 GB Micro SD HC Class 10 U1 cards in them, all cloned from identical customised Raspbian image. Small text on the card says: SDC10B2/16GB ...
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1answer
43 views

How to fix a Micro sd card inside a USB 2.0 adapter that is not working?

OK i have tried a few different methods to fix my flash drive with no results. The micro SD card is 32GB inserted into an USB 2.0 adapter When i plug the drive into a port Win7 makes a sound, and i ...
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35 views

How do I format a Sd card (8gb sandisk) which is showing raw files (30mb) & write protected? [duplicate]

Through command prompt I can neither select partition nor create another primary partition. Also, I am unable to format it using 3rd party software.enter image description here
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33 views

SD Card not recognized in Windows 8.1?

I'm running Windows 8.1 (x64) on a Toshiba L505D-S5965 and whenever I insert my SD card into it, I get an error that states "USB device not recognized". I'm pretty sure this isn't a hardware error ...
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511 views

Suddenly unsupported SD card on Android

I'm having troubles with a 32 Go Transcend micro SD card (on Samsung Galaxy A5 2016, Android 7.0). When my phone starts, it displays the following notification: Unsupported SD card This device doesn'...
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0answers
25 views

Bogus “”Drive needs to be formatted" message for an SD-card

I inserted an SD memory card into a USB card reader and plugged it into my PC. I got this message: I knew something's not right because I just pulled this card out my laptop's built-in SD card slot, ...
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1answer
45 views

Can a device ruin an SD Card or microSD card?

I have a device that I think might be ruining microSD storage cards (SanDisk cards). The device happens to be a smartphone (an older Samsung Galaxy S), but this question applies to any device. Is it ...
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1answer
43 views

Reliable USB Flash Media

Q: What type of flash media has the best long-term storage reliability? Details: I'm aware that all flash media has varied limits on lifetime write cycles, and that there are better media for long ...
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0answers
19 views

Fixing a sd card - cannot format/delete partition, but files are still there [duplicate]

I was using a program to backup my files into my sd card on android. It suddenly stopped so I waited a bit, but as he wasn't moving I removed the battery and then the sd card. I immediatly had ...
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1answer
574 views

SD Card not accessible with NO MEDIA ERROR

I have a Sandisk 16GB MicroSD card, few days ago, the card suddenly stopped working, and this has happened before, the entire card was formatted or erased by itself back then, I had to reformat it and ...
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169 views

Invalid end of sector signature: 0xB3E1 (SD Card Formatter)

After "flashing" Ubuntu Mate onto an SD Card using Etcher, Etcher successfully verified the data, but since it refused to boot on my Raspberry Pi, I decided to retry the flash. I deleted all the ...
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129 views

Windows 10 PC cannot detect certain folders from my Android phone

I am trying to upload files from my Android (Huawei P9 Lite) phone onto my PC. So, I plug in my phone, Click on the device, And then click on the SD card (as that's where the files are that I want ...
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2answers
68 views

Linux: Is there a filesystem that can stand an abrupt storage device disconnection?

This may be more appropriate in UNIX & Linux, so please let me know. I'm wondering if there's a filesystem available in Linux that can withstand (or is designed to be able to better handle) hard ...
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1answer
101 views

Write multiple SD cards in parallel, or serially as efficiently as possible

A friend has handheld devices (Kindles) that we want to transfer a large bundle of files to (videos for a youth project). The devices have SD card readers and so we want to write SD cards with a disk ...
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1answer
299 views

How do SD cards implement their end-of-life write protection?

I've done a bit of research and I've heard of the SD card end-of-life behavior (not really sure what else to call it) where SD cards and microSD cards make themselves read-only to avoid data loss. ...
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1answer
55 views

Is there a way to show how long an SD card has been in a device?

How can I prove the SD card I'm using in my fire 5th generations DID not come out of the Galaxy my boyfriend has. I bought my fire used on eBay and the SD was left /forgot in it.Is there a way my ...
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0answers
31 views

Drives are read-only on Windows 7 ultimate [duplicate]

Whenever I plug in a removable drive it gets mounted as read only on my Windows 7 system. So far I have tried the registry and the diskpart methods and I still can't write to the drives. I have also ...
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0answers
21 views

Unable to format SD Card (diskpart, hp format tool, sd formater or other methods didn't work) [duplicate]

I have that 64GB Transcend microSD card from my old android phone. I changed phone so I said to copy first my data to pc and then perform a format. 1) Windows format didn't work, tried multiple card ...
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0answers
285 views

Create bootable SD card with Rufus

When create bootable SD card with Rufus utility, should be always selected formatting card (by checking "Quick format" box), or it's possible write linux OS image (.img) without formatting SD card? ...
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372 views

Boot Ubuntu from SD Card on Macbook Pro

I've a MacbookPro and I'd like to boot a live-usb Ubuntu 17.10-amd64 (the latest one till today) from SD Card. I tried to burn the iso (downloaded from ubuntu web pages) with Etcher like suggested ...
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2answers
3k views

Can an SD-XC card have ≤32 GB and still be standards compliant?

I am just asking, whether it's technically possible for a SD card to be SD XC, but have SD-HC or SD-NC (normal capacity) capacities, which are well below 64GB. Of course; in reality, there is no ...
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1answer
94 views

SD card don't fit to card slot fully

Dell Inspiron 15 3000 series laptop, when I tried insert SD card in slot, it looks that SD card can't be physically inserted into the slot fully: it can be inserted only in half. Although SD card is ...
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0answers
77 views

The ground pin on sd card reader not soldered

Bought cheap usb sd card readers, one was not working so I opened it up and found two pins not soldered. I opened up the working one and it had one of those pins soldered and the other one not. I ...
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1answer
402 views

Booting Windows 10 on MacBook Pro via SD Card

I have a late 2012 MacBook Pro and I've always had this problem with storage. Sure, 128 GB is definitely enough, but having a Windows 10 partition at the same time completely reduces the amount of ...
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41 views

problems with some linux partitioned sd cards on one win7 PC

I have a sd card that I can use on my laptop (Asus N76VZ). if i prepare the card for using it in raspi the computers volume management crashes if it tries to read it. On my second computer (i do not ...
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1answer
63 views

Sandisk SD Card (32GB) Corrupted - Recover Data (Photos) if drive is unmountable?

I could really do with help recovering 500 or so photos from a corrupted SD Card. I was out taking photos in Iceland on a 12-month old SanDisk SD card. Whilst writing photos to the card, I got the ...
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1answer
99 views

What is industrial SD card benchmark procedure?

I have a U3-class microSD. Smartphone benchmark shows 30 MB/s, desktop benchmark doesn't show more than 16 MB/s. How are they actually tested? In particular, which benchmarks does SD Association use ...
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2answers
4k views

Why do some USB readers have issues to read large capacity SD cards?

I have noticed that with some USB readers (not to mention other media devices, such as digital cameras) there seems to be an upper limit to the amount of internal storage they can support. When I ...