How Use HDD LLF Low Level Format Tool to Fix Corrupted Flash
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[ 6 posts ] Print viewPrevious topic Next topic AuthorMessageMatildaO Post subject: How Use HDD LLF Low Level Format Tool to Fix Corrupted FlashPosted: February 1st, 2016, 11:58
Joined: February 1st, 2016, 11:37
Posts: 4
Location: New YorkHi,
Was recently told that HDD LLF Low Level Format Tool can be used to correct a corrupted Flash Drive MBR.
Checked -LLF-Low ... rmat-Tool/ "An option to quickly wipe partitions and MBR data is available."
Did not find any mention how to fix corrupted Flash Drives when checked docs
Also did a quick Google using "HDD LLF Low Level Format Tool correct flash mbr" but also found nothing.
Any suggestions or help appreciated!
Thanks
Matilda
Top jermy Post subject: Re: How Use HDD LLF Low Level Format Tool to Fix Corrupted FPosted: February 1st, 2016, 13:54
Joined: March 19th, 2015, 15:01
Posts: 1413
Location: isrealcan you elaborate what "Corrupted Flash" means ?
Top MatildaO Post subject: Re: How Use HDD LLF Low Level Format Tool to Fix Corrupted FPosted: February 1st, 2016, 16:27
Joined: February 1st, 2016, 11:37
Posts: 4
Location: New YorkHi jermy,
"can you elaborate what "Corrupted Flash" means ?" Sure, my USB Flash Drive was originally 1GB but somehow got corrupted to register 8GB?
Will also mention that it is not a Fake Drive but was sold by a public library.
A friend took it apart and I have photos of the different chips if you or anyone else are interested.
Since posting I have found videos like "How To Low Level Format an Hard Disk / USB Flash Disk" =TbuE29Kb5uQ but they do not explain how to access the option to quickly wipe partitions and MBR data?
Also once the partition and MBR data is wiped , how do I insert the correct data?
Hope someone has either a Tutorial or Video how to do this but so far have not found either.
Maybe I have missed something but have not found any documentation for HDD LLF Low Level Format Tool?
Matilda
Top HaQue Post subject: Re: How Use HDD LLF Low Level Format Tool to Fix Corrupted FPosted: February 2nd, 2016, 3:24
Joined: December 4th, 2012, 1:35
Posts: 3858
Location: Adelaide, Australiado you need the data from the drive? Any LLF will destroy data.
if the drive is not working, any reason you wouldn't just buy a new one seeing as the drive is only 1GB? Flash drives cannot be trusted even if you manage to get it to look right. Also, any organisation that buys a lot of drives, such as the corporate or monogrammed ones, generally buy alcor based ones with refurbished chips. These drives are not the greatest quality at all.
if you don't need data, then the MS tool diskpart may be able to partition it. read up on how to use it.
basically, list the disks, select the disk, list partitions, delete all partitions, create partition primary, format. if it doesn't work, get a new flash drive.
Top MatildaO Post subject: Re: How Use HDD LLF Low Level Format Tool to Fix Corrupted FPosted: February 3rd, 2016, 15:50
Joined: February 1st, 2016, 11:37
Posts: 4
Location: New YorkHi HaQue,
"do you need the data from the drive? Any LLF will destroy data." No, nothing worth saving.
"if the drive is not working, any reason you wouldn't just buy a new one seeing as the drive is only 1GB?" Agree, which is why my friends and I now read the warranties very carefully. We would like to learn more how Flash Drives work.
"basically, list the disks, select the disk, list partitions, delete all partitions, create partition primary, format..."
To date we have spent quite a bit of time searching but have not found any tutorials or videos that explain the option to quickly wipe partitions and MBR data?
Can you tell us where the manual is for the HDD LLF Low Level Format Tool?
Thanks
Matilda
Top MatildaO Post subject: Re: How Use HDD LLF Low Level Format Tool to Fix Corrupted FPosted: February 3rd, 2016, 16:16
Joined: February 1st, 2016, 11:37
Posts: 4
Location: New YorkHi,
Have been searching for HDD LLF Low Level Format Tool videos on Youtube and have found:
HDD Low Format Tool 4.25 =oYkwGtiLfGQ
Formatear y reparar disco con - Hard Disk Low Level Format Tool =OwvININLX2c
This was with Language: English
Actually had better results Googling using "hdd llf low level format tool tutorials" got
Low-Level Formatting -c.html
Guide to low-level formatting ... formatting but is about HDDs not Flash
Anyone have links for Flash Drives?
Matilda
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[ 6 posts ] Main Forums home Flash storage, SSD
If the information on the drive is of a sensitive nature or there is a concern about the data being recovered later, select U.S. Standard, DoD 5220.22-M. The Fast option takes less time, while the U.S Standard takes longer due to the procedure being more intense.
Under unixoid systems you can do it with "hdparm". You need to get "root" first, then do the following. This is assuming that the drive you want to low-level format is "/dev/sda" and that you have "hdparm" installed.
It should now display "enabled" under "Security:". This is quite a critical step. The device is now secured. If you power it down, it will lock and might become inaccessible. When you perform the low-level format NOW, security will be disabled again and you can continue using the device.
Please note that Low-Level formatting a hard drive refers to something completely different and should never be done by an end user. Also note that the notion of formatting a drive comes from the old DOS days. In Unix/Linux creating file systems and partition tables is more common and precise.
The parameter is a capital "i", not a lowercase "l", just in case the font is ambiguous. If the drive shows "frozen" you must first "un-freeze" it. What you need to do to "un-freeze" it depends on the device. Most devices will "un-freeze" if you put the system to "suspend to RAM" mode, then wake it up again. If the device shows "not frozen", you can proceed [ed. llformat is just a dummy password].
It should now display "enabled" under "Security:". This is quite a critical step. The device is now secured. If you power it down, it will lock and might become inaccessible. When you perform the low-level format NOW, security will be disabled again and you can continue using the device [ed. try --security-erase-enhanced first if your drive supports it].
My USB disc has a hidden encrypted partition. I can't even see it in no software. I tried almost everything in windows. I want to format the whole disc at low level and reuse all the capacity. is there any tool or commands in Linux on how to do it?
I think there should be something like fdisk. i. e. when a file is hidden or password protected, you can't use that part of the drive unless you have the password. but if you format the partition or fdisk the drive and recreate the partition it is gone no matter how it was encrypted.now in this case I'm looking for a command or software to format this Drive in that low level. to wipe the encrypted part. and reuse the whole disc. but the problem is there is no tool available to determine there's a hidden partition to try and zero it.
Yup, and IIRC some of the proprietary bootable diagnostics tools (SeaTools, Maxtor PowerMax are the ones that come to mind) could run routines in the drive firmware back in the old days, but that was before even SATA existed.
If you can describe the ATA bus commands being issued over SATA that are initiating a low-level format then I would love to be proven wrong. The linux hdparm llformat is just a poorly named secure erase implementation.
Seagate (Seagate Technology Cor) was founded in 1979 and is currently the world's largest manufacturer of hard drives, magnetic disks, and read-write heads. Formatting is actually the operation of initializing a disk or disk partition, it can delete all files in an existing disk or partition, and Formatting is divided into the low-level format and high-level format.
The high-level format(HLF): refers to reformat each partition after the hard disk is partitioned. It just clears the data on the partition, generate boot information, initialize the FAT table, mark logical bad sectors, etc. The format we usually talk about is the high-level format.
The low-level format (LLF): refers to the hard disk is divided into cylinders and tracks, and then divides the tracks into several sectors, each sector is divided into identification part ID, interval area, GAP, and data area DATA. The low-level format is a necessary prerequisite for the high-level format, each hard disk has been low level formatted before leaving the factory. However, the low-level format is a lossy operation to the hard disk.
The low-level format we mentioned above has been done by the disk manufacturer before leaving the factory, users are unable to operate by themselves, and the low-level format will damage the life of the disk. But we can use "zero-fill" to achieve the same goal as a low-level format, which means clearing the data area of the sector.
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