issues - EVO 4G Q&A, Help & Troubleshooting

I am unable to partion my new 32GB class 10 sd card to ext3/4. I need to partion it for apps2sd but when I do it it will run the process but will format as other instead of ext3/4. any advise. Aslo I have flashed my phone over to the cricket wireless network and I keep getting a hands free actvation screen run every boot, I think it has something to do with sprint. Does anyone know what it is and how to delete so I don't receive that every boot.
Thanks is advance...

bump and over 100 views and no one has an idea ?

So no one has ever had a issue with there sd card not formatting to ext3

32 GB SD Cards done't play well with this phone. It's posted in a lot of places

HipKat said:
32 GB SD Cards done't play well with this phone. It's posted in a lot of places
Click to expand...
Click to collapse
Thanks for the reply, I would under stand that if I was using my phone to partition,but I'm using my computer and when its done it says other format instead of ext3. So I have not got to the phone issue yet lol

jmh033089 said:
Thanks for the reply, I would under stand that if I was using my phone to partition,but I'm using my computer and when its done it says other format instead of ext3. So I have not got to the phone issue yet lol
Click to expand...
Click to collapse
try formating it in recovery. i used the latest smelkus mod recovery to partition my 16gb class 4 about 2 days ago. see if it will work for your card. if it doesn't work there then its probably a card issue

PhxkinMassacre said:
try formating it in recovery. i used the latest smelkus mod recovery to partition my 16gb class 4 about 2 days ago. see if it will work for your card. if it doesn't work there then its probably a card issue
Click to expand...
Click to collapse
did that before I posted, thanks. I have contacted the seller and if I don't get a new one I will get my money back and buy a name brand this time lol
The media is likely to be defective.
1.8 GByte OK (3952533 sectors)
5.4 GByte DATA LOST (11341931 sectors)
Details:0 KByte overwritten (0 sectors)
0 KByte slightly changed (< 8 bit/sector, 0 sectors)
5.4 GByte corrupted (11341931 sectors)
0 KByte aliased memory (0 sectors)
First error at offset: 0x00000000778f2a00
Expected: 0x00000000778f2a00
Found: 0x0000000000000000
H2testw version 1.3
Reading speed: 9.86 MByte/s
H2testw v1.4
might be the card ROFLMAO

HipKat said:
32 GB SD Cards done't play well with this phone. It's posted in a lot of places
Click to expand...
Click to collapse
I have a PNY 32GB class 10 card and had no issues with it.

with out a dought its the card, I'm having so many issues its not even funny...

What is the brand?
Sent from my NookColor using Tapatalk 2

Related

need help in KAISIMG

i have a big problem because the KAISIMG is cant red on my mmc clas 6 but when i change the mmc with clas 2 the KAISIMG read the file... any sugestion to make this work?
yatzee said:
i have a big problem because the KAISIMG is cant red on my mmc clas 6 but when i change the mmc with clas 2 the KAISIMG read the file... any sugestion to make this work?
Click to expand...
Click to collapse
Are they both same size?
scooter1556 said:
Are they both same size?
Click to expand...
Click to collapse
no sir my clas 6 is 4g and the clas 2 is 2g
is there a difference if im going to use the 2gig mmc then use the KAISIMG.nbh after update im going to put the 4gig clas 6 then install in 4gig i use the ext file so i buy a 4gig clas 6 mmc
ummm, should be fine, i use a 4GB class 6 sd card. If you have it partitioned make sure the fat32 partition is the first on the device otherwise the phones bootloader won't be able to read it and hence won't find a KAISIMG.NBH.
scooter1556 said:
ummm, should be fine, i use a 4GB class 6 sd card. If you have it partitioned make sure the fat32 partition is the first on the device otherwise the phones bootloader won't be able to read it and hence won't find a KAISIMG.NBH.
Click to expand...
Click to collapse
it was fat32
yatzee said:
it was fat32
Click to expand...
Click to collapse
Try formatting it to a different type of format and don't choose quick format and then put it back to fat 32? Also does it work in anything else? It could be that it is a low quality card or a de-funct one.
Same issue...
yatzee said:
it was fat32
Click to expand...
Click to collapse
uhm... happened the same with me with a really old 128mb sd card (its a relic!! ) i used it just to reflash kernels... i solved it formating over ubuntu using gparted, there's i live cd if you dont wanna use ubuntu, google for it...
EDIT: found u a link here on the forum
http://sourceforge.net/projects/gparted/

[Q] App2SD Broke / Corrupt SD Card?

I've flashed back to standard FroYo with RUU -RUU_Bravo_Froyo_HTC_WWE_2.29.405.5_Radio_32.49.00.32U_5.11.05.27_release_159811_signed - and all seemed well but I've noticed that when I now move an app over to the SD card using the standard FroYo APP2SD feature the app works fine until I reboot my phone and then it just has a standard android grey icon so it knows its on the SD - but it won't work again...
It's as if my SD card is mounted all the time...
Any thoughts on what I can do to fix this?
How frustrating...
I think this might be down to the new SD card I put in my phone...
Kingston 16GB class 6...
switched back to the SanDisk 8GB class 2 - and apps2sd seems to be working.
google sky maps is still on there after two reboots anyway which the 16gb wasn't.
Does anyway know of any tools to check the SD card for faults before I try and send it back?
someone suggested a chkdsk on it...
chkdsk from windows recovered a FOUND.000 folder with 1530 File(s) 2,805,137,408 bytes of file fragments!
any one have any suggestions of decent SD card checking tools or such or should I just try and send it back?
[edit: just noticed that the 1530 were all my photos and contacts on the SD card ]
[edit2: Anyone know if these tools are any good:
http://www.softwinter.com/storagetools.html ]
[edit3: just saw its for WM only]
done a full windows7 format on it (instead of a quick) and it might, might just be working...
got RAC Traffic on the SD and managed to do a reboot and its still there - which is further than I got before...
nope - still not working - second reboot and it has gone...
interestingly though if i unmount and re-mount the SD it does come back and work...
tried the above again - rebooting (not there) - unmount - re-mount - still not there - annoying...
Sd card test
h2testw: http://mympx.org/Downloads/p13_sectionid/2/p13_fileid/13
results for 1024mb:
Code:
Warning: Only 1024 of 15986 MByte tested.
The media is likely to be defective.
486 MByte OK (995328 sectors)
538 MByte DATA LOST (1101824 sectors)
Details:0 KByte overwritten (0 sectors)
0 KByte slightly changed (< 8 bit/sector, 0 sectors)
538 MByte corrupted (1101824 sectors)
0 KByte aliased memory (0 sectors)
First error at offset: 0x000000001d6b8000
Expected: 0x000000001d6b8000
Found: 0x0000000000000000
H2testw version 1.3
Writing speed: 1.79 MByte/s
Reading speed: 5.56 MByte/s
H2testw v1.4
I'm going to guess from that it's broke'd
A lot of guys on this site have had problems with Kingston cards (you can search for the other topics). Sandisk seems to make good cards, and on the advice of several people here, i purchased a 16gb class 6 A-DATA card and am quite happy with it so far.
Yeah, the more I had problems trying to get it sorted the more research I did into it - Patriot / A-Data / SanDisk seem like the best choices for MicroSD cards ...
I thought Kingston were a pretty decent manufacturer too!
I'm a bit frustrated as I wanted something bigger than the 8gb I had currently, and something that'll last a little while - 16gb/c6 seemed perfect for a decent price too - backed up and wiped my phone...
8 hours later I am flashing back to stock only to spend another few hours confused before going back to my 8gb/c2

SD card (too) slow?

Hello,
I compare my results with Antutu benchmark with other I found here and on the Internet.
My overall score is above 5300, but my concern is low read/write speed of my SD card:
(screen in attachement)
I have 32 GB SanDisk Ultra Class 10 with up to 30 MB/s read/write card. I know I wouldnt achieve such speed in practice, but I believe 5.6 MB/s write and 8 MB/s read is far too slow for that card and that phone.
I have second partiotion (for Link2SD) formatted with ext2 (2GB), the rest ("regular") partition is FAT32 (~30GB)
I am using Xperia Ultimate HD 2.0.3, stock kernel (locked BL)
Any suggestions?
broken picture because the source is form a attachment from a another forum
TheHaso said:
broken picture because the source is form a attachment from a another forum
Click to expand...
Click to collapse
sorry for that - it worked on my desktop. now file was moved to attachements
the read is slow, im gonna try antutu om my device, but cant install now. It says it dont have memory, but i have over half empty
edit:
What class is that sd-card?
It is class 10 card, 32GB, with up to 30 MB/s read/write (as declared by SanDisk
Yes, up to 30 MB/s. It means max that, but can be any speed lower from it
But Class 10 should be min 10 MB/s. Try formatting your SDcard, then check again.
It installed at least. Heres my results on stock sd card
If you got root try this:
Im not responsible for any harm that may happen, but this should be safe
https://play.google.com/store/apps/details?id=de.mehrmann.sdbooster
Install that app, ir similar
Set it to 1024, apply (best one for me, try your self. Dont go over 8000. 1024, 2048 and 3072 is safe)
Retest your sd card with antutu.
This is what i got on 1024
Sent from my LT15i using xda premium
Great, thank you guys,
I think I will try booth suggestions - card re-format and SD card booster.
What is the option to back up partitions on SD cards?
I mean "second" partition that is not usually visible under windows, as it is second and ext2..
Or backup with TB, copy files to hdd, format and than copy back, and use backup to restore?
try to browse the second partition with WinRAR. It shows everything. If not use EASEUS Partition manager
Are there any published benchmarks for SD cards? I want to buy a 32GB card for use with Link2SD (i.e. apps running directly off the card) as well as for documents/media files, so I want it to be fast.
tman_pl said:
Great, thank you guys,
I think I will try booth suggestions - card re-format and SD card booster.
What is the option to back up partitions on SD cards?
I mean "second" partition that is not usually visible under windows, as it is second and ext2..
Or backup with TB, copy files to hdd, format and than copy back, and use backup to restore?
Click to expand...
Click to collapse
The best is cwm recovery. X-Part is fine also.
Do backup.
Then just copy fat32 partition on PC.
Now format sd card. (in usb sd card reader)
Repartition it again.
Put data back on fat32 partition. (return card into phone)
Now boot your phone into recovery.
Restore sd-ext.
That's it.
Please, note that sd cards must be formatted with sd card formatter from sd card association and NOT from operating system.
Then use gparted bootable disc to add ext2 partition.
Make sure MiB alignment is on.
Now, performance will be ok.
For sure add higher value in sd booster then default is.
Sent from my LT18i using Tapatalk 2
http://forum.xda-developers.com/showthread.php?t=1643107
I have the same setup (same sd card with link2sd but with different rom)
I find that the best performance is with 3072 for the cache
Thank you, vr5411, for such detailed stsp-by step procedure. Just to be sure I will do a backup (TB) of the ext2 partition aps.. Just "in case".
I dont fully understand this:
vr5411 said:
Please, note that sd cards must be formatted with sd card formatter from sd card association and NOT from operating system.
Click to expand...
Click to collapse
Do you mean card formatter (adapter) manufactured by the card manufacturer (SanDisk in my case). Or a software provided (I didnt get any)
vr5411 said:
Then use gparted bootable disc to add ext2 partition.
Click to expand...
Click to collapse
You mean live linux distro? I used Mini Partition tool (I am on windows 7). Does it makes a difference?
vr5411 said:
Make sure MiB alignment is on.
Click to expand...
Click to collapse
What is MiB? I used google, but "Man in Balck" was the result
?
BIG THX for support
Just come back to this thread. Is this still open?
If yes, I'll provide links and answers tomorrow morning.
Sent from my LT18i using Tapatalk 2
vr5411 said:
Just come back to this thread. Is this still open?
If yes, I'll provide links and answers tomorrow morning.
Sent from my LT18i using Tapatalk 2
Click to expand...
Click to collapse
Since you can post, its open
Sent from my LT15i using xda premium
vr5411 said:
Just come back to this thread. Is this still open?
If yes, I'll provide links and answers tomorrow morning.
Sent from my LT18i using Tapatalk 2
Click to expand...
Click to collapse
well, I did re-format and tweaked with SD-tool and its a bit better now: my write speed is still low (about 6-7 MB/s), but write speed significantly improved; its now almost 30 MB/s (28-29 on average).
please provide links if possible
THX!

yet another 64 gig sd card problem

so another 64 gig sd card question, though im pretty sure mine is fresh. Got a 64 gig sd card class 10 (forget brand name, will look it up and update the post in a bit) i format it to exfat first, and pop it in my phone (using infamous latest, along with ktoonez kernel) phone immediately says sd card is damaged, try Reformatting it. i browse the sd card on my phone with rom toolbox. folders are corrupt (folders are named something along the lines of µideos~1 (my videos folder) or µusic~1 (my music folder), etc etc). i pop the card back in my computer, reformat, but trying fat32 this time. same result, pop in phone, says its damaged, corrupt folders. try formatting directly with the phone, pop it out to transfer my stuff onto it, pop it back in. same result, says damaged etc.
The thing is, the card works fine computer to computer. No corruption, but as soon as i pop it in the phone, above happens. Ive used the windows default formatting tool. Ive used easus partitioning and formatting tool and i have also used gparted (linux partitioning and formatting tool) all with same results. This doesnt just occur on my phone, this also happens on my friends verizon galaxy note 2 (running clean rom with sabertooth kernel).
So im wondering, is it a faulty card, a kernel problem, a general android problem, or am i doing something wrong with preparing the card with my phone?
Heres the gparted log i generated when i ran its fix and recover feature
Code:
GParted 0.12.1 --enable-libparted-dmraid
Libparted 2.3
Check and repair file system (fat32) on /dev/sdc1 00:00:16 ( SUCCESS )
calibrate /dev/sdc1 00:00:00 ( SUCCESS )
path: /dev/sdc1
start: 63
end: 131,058,269
size: 131,058,207 (62.49 GiB)
check file system on /dev/sdc1 for errors and (if possible) fix them 00:00:02 ( SUCCESS )
dosfsck -a -w -v /dev/sdc1
dosfsck 3.0.14 (23 Jan 2023)
dosfsck 3.0.14, 23 Jan 2023, FAT32, LFN
Checking we can access the last sector of the filesystem
Boot sector contents:
System ID "mkdosfs"
Media byte 0xf8 (hard disk)
512 bytes per logical sector
16384 bytes per cluster
32 reserved sectors
First FAT starts at byte 16384 (sector 32)
2 FATs, 32 bit entries
16384000 bytes per FAT (= 32000 sectors)
Root directory start at cluster 2 (arbitrary size)
Data area starts at byte 32784384 (sector 64032)
4093567 data clusters (67069001728 bytes)
63 sectors/track, 255 heads
0 hidden sectors
131058207 sectors total
Reclaiming unconnected clusters.
Checking free cluster summary.
/dev/sdc1: 0 files, 1/4093567 clusters
grow file system to fill the partition 00:00:14 ( SUCCESS )
using libparted
from what i see, everything looks fine and normal, but maybe im overlooking something, it is 4 in the morn here and ive yet to go to sleep
anyone?
TheAtheistOtaku said:
anyone?
Click to expand...
Click to collapse
bump
another bump. ran surface tests and all came back clean
Exfat makes my phone bootloop.
You never updated to say which brand of card it was. I still haven't had to buy a new 64gb card and am still using 32gb cards. I'd like to know which brands to avoid getting.
Well Samsung says it only officially supports up to 32 gbs, so putting in a 64gb is a gamble. I just ordered a 64 let's see what happens.
Sent from my SGH-M919 using Tapatalk 4
horr1blek1tten said:
Well Samsung says it only officially supports up to 32 gbs, so putting in a 64gb is a gamble. I just ordered a 64 let's see what happens.
Sent from my SGH-M919 using Tapatalk 4
Click to expand...
Click to collapse
A 64gb card in exFAT format will work just fine on a GS4 out of the box. It's when a custom kernel that doesn't support exFAT get use is when it give troubles.
Oh okay cool good thing I'm stock
Sent from my SGH-M919 using Tapatalk 4
so as for branding, the friend i got this from is away for a while so lets assume its generic. theres no noticeable branding on the card so this is likely the case.
Though, i he did mention the brand to me when he gave it to me, i know it starts with an M.
anyone wanna suggest anymore tests i should run on it.
TheAtheistOtaku said:
so as for branding, the friend i got this from is away for a while so lets assume its generic. theres no noticeable branding on the card so this is likely the case.
Though, i he did mention the brand to me when he gave it to me, i know it starts with an M.
anyone wanna suggest anymore tests i should run on it.
Click to expand...
Click to collapse
It might be a fake card I've seen em. I'm sure they have apps on the play store to check the actual capacity. That's probably the problem.
Sent from my SGH-M919 using Tapatalk 4
disregard
horr1blek1tten said:
It might be a fake card I've seen em. I'm sure they have apps on the play store to check the actual capacity. That's probably the problem.
Sent from my SGH-M919 using Tapatalk 4
Click to expand...
Click to collapse
currently running a test on the card in the phone. its about half way done (currently, it wrote 35 gigs @9.5MB/s) so it seems though it may be generic, im one of the lucky few who have a working generic (except for the problem in the op, obviously)
so if this test does come back completely clean, what step should i take next. If tests on both the pc and phone are coming back clean, It should be something with the phone (more then likely the kernel) right?
TheAtheistOtaku said:
currently running a test on the card in the phone. its about half way done (currently, it wrote 35 gigs @9.5MB/s) so it seems though it may be generic, im one of the lucky few who have a working generic (except for the problem in the op, obviously)
so if this test does come back completely clean, what step should i take next. If tests on both the pc and phone are coming back clean, It should be something with the phone (more then likely the kernel) right?
Click to expand...
Click to collapse
Yes, most likely. My 64gb arrives tomorrow I'll run some tests on my stock s4 let's see if that makes a difference.
Sent from my SGH-M919 using Tapatalk 4
baseballfanz said:
A 64gb card in exFAT format will work just fine on a GS4 out of the box. It's when a custom kernel that doesn't support exFAT get use is when it give troubles.
Click to expand...
Click to collapse
Which is why my card is fat32.
Sent from Spaceball One.
I have the same issue
Hi there
Almost a year to the day and im wandering if you ever figured out what the heck caused the: µEDGE, µIDEO, µOMICS, µUSIC and so on. Did you find a cure or fix? All i know is I have a Samsung galaxy S3 gt-19300 and a Samsung galaxy tab 2 7.0 I often swap the 32Gb sd between the 2 and all of a sudden this happens. I reformatted the card (which took soom doing) nothing happened there still there. any help would be appreciated.
tonyheaney said:
Hi there
Almost a year to the day and im wandering if you ever figured out what the heck caused the: µEDGE, µIDEO, µOMICS, µUSIC and so on. Did you find a cure or fix? All i know is I have a Samsung galaxy S3 gt-19300 and a Samsung galaxy tab 2 7.0 I often swap the 32Gb sd between the 2 and all of a sudden this happens. I reformatted the card (which took soom doing) nothing happened there still there. any help would be appreciated.
Click to expand...
Click to collapse
You reformatted but nothing happened? Like, all the data is still there? Mine is doing that now; been using the same 64GB card for almost a year now and just recently it started showing as Generic Hierarchical instead of FAT32... I've used multiple programs in Windows and on the phone itself, and even GParted in Ubuntu; everything says it formats but after I unmount then remount I see that there has been no change... almost as if it's write-protected. I can read all my information, but unlike yours, mine isn't corrupted at all... but I cannot write or make any sort of changes to the contents.
Out of curiosity, if you do a chkdsk /f in Windows, does it mention anything about a dirty bit being set and unable to be removed? I only ask because mine does and no program or app I've used can fix it. Either way, I've tried everything but a low-level format (which I'm going to try in a few days) and haven't been able to find a fix. I'm thinking our cards might just be beyond repair...
mini card
lordcheeto03 said:
You reformatted but nothing happened? Like, all the data is still there? Mine is doing that now; been using the same 64GB card for almost a year now and just recently it started showing as Generic Hierarchical instead of FAT32... I've used multiple programs in Windows and on the phone itself, and even GParted in Ubuntu; everything says it formats but after I unmount then remount I see that there has been no change... almost as if it's write-protected. I can read all my information, but unlike yours, mine isn't corrupted at all... but I cannot write or make any sort of changes to the contents.
Out of curiosity, if you do a chkdsk /f in Windows, does it mention anything about a dirty bit being set and unable to be removed? I only ask because mine does and no program or app I've used can fix it. Either way, I've tried everything but a low-level format (which I'm going to try in a few days) and haven't been able to find a fix. I'm thinking our cards might just be beyond repair...
Click to expand...
Click to collapse
I found a fix (i hope) i had an old phone Vodafone V55 Blue and i formatted it from the phone its self. it worked. before i did this the card was not registering on my S3.
tonyheaney said:
I found a fix (i hope) i had an old phone Vodafone V55 Blue and i formatted it from the phone its self. it worked. before i did this the card was not registering on my S3.
Click to expand...
Click to collapse
My SanDisk 32GB microSD just got hit by this, too. Samsung Note3. Should I try data recovery on it?
Eric

[Q] FLAC files disappearing from SD Card?

Hi guys I just purchased the Samsung 64gb micro sd card and I'm having some issues.
I just copied over ~45 gb of FLAC music to the sd card using two different methods. 1) Taking the sd card out and using a sd to usb adapter and 2) plugging the phone into my computer via usb.
Both times all of the files copied over without any error or interruptions and after I put the sd card in my phone and booted it up I can't detect any of the files from Shuffle or ES File Explorer
So I plugged the sd card back into my computer and both times all of the folders are empty and none of the FLAC files are present. I ran diskcheck on the sd card and it said it fixed all of the errors but all of the FLAC files are still missing... Now I just have a folder called FOUND.000 on the root with a bunch of .chk files in it that are about the size of an album of FLAC music (~300mb)
What is going on...?
Jessooca said:
Did you by any chance get an error when copying the files over ? Such as a semaphore error? Were you using Windows to copy files or teracopy?
Sent from my SPH-L710 using xda app-developers app
Click to expand...
Click to collapse
I used Windows Explorer to copy the files over. It looks like I have either a counterfeit or defective card. I ran SD Insight and H2testw on it and both returned obviously suspicious results.
sdinsight:
Manufacturer: Invalid (0x00)
OEM/Application ID: Unknown
Product Name:
Product Revision: 0.0
Serial #: 0xbd0c
Manufacture Date: Jan 2014
CRC7: OK
Size: 67GB
SD Card Specification: SD Physical Layer Version 2.00
CPRM Security Support: No Securit
Click to expand...
Click to collapse
H2testw:
Warning: Only 63907 of 63998 MByte tested.
The media is likely to be defective.
3.5 GByte OK (7486168 sectors)
58.8 GByte DATA LOST (123395368 sectors)
Details:41.5 MByte overwritten (85104 sectors)
0 KByte slightly changed (< 8 bit/sector, 0 sectors)
58.7 GByte corrupted (123310264 sectors)
60 KByte aliased memory (120 sectors)
First error at offset: 0x00000000c65db000
Expected: 0x00000000c65db000
Found: 0x0000000000000000
H2testw version 1.3
Writing speed: 3.80 MByte/s
Reading speed: 6.64 MByte/s
H2testw v1.4
Click to expand...
Click to collapse
Here is a copy of the email I sent the eBay user:
I have reason to believe the Samsung 64gb micro sd card that you sold me is counterfeit.
I first had a hunch this item was counterfeit when I copied 45gb of data to the card two separate times just to have it all erased/corrupted immediately after putting it in my phone.
After this happened, I decided to download an Android app called sd insight to see if the card was fake or not. These are the results I received from running the app: http://pastebin.com/RfG0JREq
As you can see in that log file, the manufacturer, product name, revision number, etc are all null. This led me to believe that the card you sold me was certainly counterfeit. If this was a legitimate card the entries would have reported things such as SAMSUNG and MB-MGCGB/AM. (The supposed make and model of this sd card) Additionally, there would be at least 1 revision to this card to counter the data corruption issues that was occurring to S3 and S4 smart phones in 2013 since it was manufactured (supposedly) in January of 2014.
In order to be sure for certain before I contacted you with this claim, I used a program called H2testw. H2testw is a program that writes data files to your sd card and reads them off until every sector has been tested. If corruption occurs you have an sd card error. Additionally, you can see the actual size of the sd card and many other cool things. Here is the log file that the program returned to me: http://pastebin.com/X8e0R6TM
As you can see, this card is actually only 3.5GB instead of 62.4 like reported by Windows Explorer. This leads me to believe this card has been hacked to report the incorrect capacity size. 58.8GB of data was lost because it was written to sectors which actually don't exist... This is proven by the hex address given by the location of the first error.
As you can see, it expects to encounter 0x00000000c65db000 but instead encounters 0x0000000000000000 when trying to copy data to that specific location. This is because that location doesn't exist....
Finally, you can see that the writing speed is only 3.8mb/s instead of 7mb/s and the reading speed is only 6.64mb/s instead of 24mb/s. This is another clear sign of a fraudulent item.
You sold me a class 4 3.5GB sd card in disguise of a class 10 64gb sd card. I would like for this item to be replaced with a legitimate Samsung 64gb class 10 micro sd card at no extra expense to me. This includes reimbursing my return shipping fees if you desire the item to be returned to you before continuing.
Click to expand...
Click to collapse

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