Cannot format micro sd, believe me, i tried everything

I called customer support as Tapeworm suggested, and they looked up my online support ticket submission and issued an RMA with UPS label. I just need to drop off my cut card (yes CUT - my agent said that I can cut the micro SD card in half in order to ensure that my data is inaccessible by anyone on the receiving end) at UPS and then they will send me a replacement.

FYI, you should ensure that the customer service rep records into his report that you will be cutting/drilling a hole/etc in your returning card. I wanted to make sure they are fine receiving a physically broken card as evidence of ownership. This was key, since the card retains your data, since it cannot be formatted or deleted. (I even tried a 30 second microwave while in a cup of water, but that didn’t destroy the card - so I ended up cutting lengthwise in half with pliers)

Thanks, Tapeworm for the suggestion to call support.

I have no solution to bring, but just wanted to add a “me too” to show the problem is still occuring :frowning:

My card is a microsdxc sandisk ultra 64GB that I have been using with my gopro hero3 without any issue for nearly a year (purchased April 2013). It only just started to give me problem: the gopro now gives me a “SD ERR” error, but using it on my phone or PC, I have the same symptoms you describe: I can read whatever is on it now, and it *looks* like I can delete files or format, however as soon as I plug the card out and in again, it’s back to the old state. I’ve tried formating from my phone, and from by ubuntu PC (fdisk+mkfs.exfat), nothing works :frowning:

I have sadly misplaced the purchase receipt, but I still have the packaging that states the lifetime warranty. I hope that’ll be enough to get me a (working!) replacement.

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H2testw 1.4 has proven itself to be the best of breed for detecting counterfeit Flash drives. It is extremely easy to use

H2testw 1.4 has proven itself to be the best of breed for detecting counterfeit Flash drives. It is extremely easy

1.4 has proven itself to be the best of breed for detecting counterfeit Flash drives. It is extremely easy to use

It May be ok but it takes too long to get rid of the parasites that download with it!

I’m having the same problem with 2 brand new 32G micro SDSQU-32Gs in a brand new note 10.1 2014 with 4.4.2 SW

Any solution for all the mentioned problems???facing the same problem…i need help

Why no response from SanDisk??

@tatatatta12 wrote:
Why no response from SanDisk??

Maybe because this is a user’s forum, not a SanDisk customer or tech support forum?

Then how can I get the problem fixed?

http://www.sandisk.com/about-sandisk/contact-us/

Its very SAd to Say that i am also a Victiom of this !! I have a Galaxy S3 and after using my 64GB perfectly fine for about 8-9 months , then this Happens !! i can only Read the files which i have but cannot Write anything . I mean it shows that it is copying and formatting but after a while it just returns back to its old Self !!

I found a Solution Online , and many ppl said that it worked for them & some said it didn’t !! well its a mixed Review !!

I haven’t tried it Yet bcuz i am waiting for my Card Reader to arrive which i ordered (currently i dont have any with me)…

So give this method a try and see if it Works  ----- >>>>

1. Pluge this drive or memory card to a computer. (Of course, you should use a card Reader to connect your memory card.) 2. Click “Start” on the taskbar to open “Run” and type in “regedit”. 3. Hit “HKEY\_LOCAL\_MACHINE” to expand “System”. 4. Find “CurrentControlSet” in “System” list 5. Then expand “Control” in “CurrentControlSet” list. 6. Check whether there is a key named “StorageDevicePolicies” to change the digit in the “DWORD value” box into "0" and press “OK”. But, if you cannot find the key named “StorageDevicePolicies”, you are supposed to create one: right click “Control” to create a new key and name it as “StorageDevicePolicies”=\> right click on this new key\>New\> click “DWORD Value” and name it as “write protect”=\> Double click it to change number.

IF You Try this Give Your Feevback please !!!

I know you can also know more information of this mentioned data recovery software in this article:

http://www.4cardrecovery.com/format-recovery.html

I hope it works for you! 

I know you can also know more information of this mentioned data recovery software in this article: http://www.4cardrecovery.com/format-recovery.html I hope it works for you!

I know you can also know more information of data recovery software in this article:

http://www.4cardrecovery.com/format-recovery.html

I hope it works for you! 

I know you can also know more information of this mentioned data recovery software in this article:

http://www.4cardrecovery.com/format-recovery.html

I hope it works for you!

Perhaps, you may prefer to follow this video tutorial step by step:

http://www.youtube.com/watch?v=_WPcrHgIPPY

I hope it works for you!

Hi everyone, I get exactly the same issue with my sandisk ultra 64GB SDXC class 10,it's with me since 7 months, but suddenly get this problem, same write protection, same unformattable, after format.... Just restart and everything will return back, i sent a message to sandisk they told me that you have to replace it because its corrupted. Iam really want to know the cause of this problem and exactly the the problem itself...... Indeed

:smiley:  Hi Deutsh,

_ Dear member of SanDisk Community, welcome. _

Please friend, do not grieve more, see link, and you might have a pleasant surprise:

http://www.sandisk.com/about-sandisk/contact-us/

To find out more on this, see here:

http://forums.sandisk.com/t5/All-SanDisk-USB-Flash-Drives/HELP-how-do-i-reomove-write-protected-message-from-my-16gb-flash/m-p/323924#M8925

If you want, experimenting with possible solutions, see here:

http://forums.sandisk.com/t5/All-SanDisk-USB-Flash-Drives/my-sandisk-cruzer-glide-8gb-flash-drive-has-write-protection/m-p/326598#M9167

If you are angry, and think about changing of brand, before, see here:

http://forums.sandisk.com/t5/Mobile-memory-professional-cards/32GB-Class-10-Micro-SD-card-unexpectedly-removed-in-Android/m-p/326032#M3291

Enjoy!  :wink:  

Regards, Alfred.                                                  (Google Translated)

I am also facing the same problem for 4 gb sd card…i have tried all like you…