FAT32 is a filesystem format that is used on flash drives and older systems. It is the only filesystem that is fully supported by all three major operating systems (Windows, Mac OS X, and Linux).

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How much data storage will be lost converting a 4 GB Compact Flash from FAT32 to FAT16?

i would need to know how to calculate the space still available after formatting if had been lost. I will use a device for collecting physiological data that requires FAT16, on the other hand i would ...
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Unable to create system image: One of volumes specified for backup is invalid

Having rebuilt my laptop from a Windows 8.1 sys-prepped image, then spent a day adding additional applications, I want to create a system image to speed up any future rebuilds. However, when I ...
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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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2answers
38 views

changing a ntfs disk to fat32 without farmating and removing the disk

I have a external hard drive that is full of data and i need all of it . I need to change it from ntfs to fat32. Is there any application that lets me change it without formatting and even ...
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59 views

How to do UEFI+GPT with a iso file greater than 4GB

As I understand the only way I can reformat my laptop which is gpt+uefi by default is if I crate a bootable usb that is also gpt+uefi. However the image file that I have is greater than 4GB and RUFUS ...
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18 views

NTFS vs FAT32 Popularity (Dec '15) [closed]

Are there any publicly-available data on what file system PC users' home drives are formatted to? I'm only really interested in Windows, but broader stats will likely take into account Windows' market ...
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32 views

Windows 10 boot error

I recently created a bootable USB it using Rufus on a Windows 10 laptop in order to install Windows 10 add alongside Ubuntu for a dual boot on my desktop. I created the USB in Fat32 format. My empty ...
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40 views

How to access FAT32 HDD in Linux

I have this FAT32 HDD that I would like to access but everytime I get this error message: Unable to Access "Windows C:" The drive is either corrupted, inaccessable or uses an unsupported ...
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26 views

MacBook Pro takes hours to recognize FAT32 external hard drive

My MacBook pro consistently takes hours to recognize a FAT32 (ms_dos) external hard drive. I have the same issue on a 2015 MacBook Air. The drive has 500G capacity and is connected via USB (no ...
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Used space on an “empty,” formatted flash drive

I recently purchased a SanDisk Cruzer CZ36 16GB USB 2.0 flash drive. The flash drive was formatted as FAT32 from the package. I will need to store files that are larger than 4GB on this flash drive, ...
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106 views

Why does FAT32 only use 28-bits for addressing?

I was reading Why is FAT32 limited to 8 TiB? The answer to that question was that 4 bits were reserved "for future use". What advantage is there in reserving these bits? Surely register size, ...
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Why is FAT32 limited to just under 2^28 clusters?

With FAT16 the maximum partition size is 2GB when your maximum cluster size is 32K. This is calculated by multiplying the number of addressable units by the cluster size. (216 Allocation units) * ...
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954 views

Windows Phone WPSystem folders “security ID structure is invalid”

Background: I have an audio recording program on my Windows Phone (8.1). It stores its recordings in a private app data folder. For the longest time I've been trying to get to those files (and all ...
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417 views

“Convert” NTFS EFI partition to FAT32

I want to convert NTFS EFI Partion to Fat32. I tried to install windows 10 on my windows 8.1 but unfortunately made some mistake and now I am middle of something that I am getting error while ...
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25 views

Need help retrieving FAT32 partition from an unallocated portion of and external HD

I was going to create a liveusb out of my external HD, as indicated in the archwiki, using the dd command, except I didn't know what the result of the command would be. I then realized that it ...
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1answer
34 views

Create advertising folder on usb stick [duplicate]

I want create advertising folder on USB stick. Therefore I want to unable user from removing it. even if they format it. It is possible?
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7 views

Assigning labels to unallocated space in HD in Windows 7 [duplicate]

I want to format an unallocated space of 60GB in my hard disk to fat32(for installing Linux) using the fat32format GUI as described in this page. But the problem is the windows disk manager doesn't ...
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2answers
234 views

transferring files from MAC on an SD card to save onto NTFS EHD via PC

Can files that are loaded onto an SD card (format to FAT32) be transferred to the NTFS EHD if I do this through a PC?
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543 views

how to install windows 7 with size more than 4 GB using gpt usb and UEFI mode?

I know that, in order to install Windows 7 on my windows 8.1 laptop, I must disable secure boot then use the diskpart command to convert my USB disk to GPT and format it as fat32. I made every thing ...
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94 views

USB thumbdrive reported speed difference between NTFS and FAT32

I found this rather strange. I have a USB 3.0 thumdrive (ADATA UV128/16GB), which when formatted as NTFS, seems to report a much higher writing speed than when formatted as FAT32. For example, I ...
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2answers
95 views

Audio player corrupts USB stick: workaround?

Consumer radios, CD players, and car stereos often have a USB port, to play mp3's from a FAT32-formatted USB stick. However, some models don't just read files, they also corrupt files. How can such ...
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74 views

Windows detects all flash drive file systems as RAW

My computer that's running Windows 7 detects all flash drive file systems as RAW, and thus shows an error message to format them as soon as they're plugged in. I tested all the flash drives in other ...
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1answer
91 views

Effects of Drag & Drop and Copy-Paste on FAT32 file table

I have a digital music changer that simulates a cd changer for my car radio. It can read mp3 files from an SD card, however the order of playback is determined "by time the file was copied to the SD ...
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On a FAT32 filesystem there was a file with ext2 filesystem image. Now it's truncated. How do I restore?

How do I restore ext2 filesytem that was stored on FAT32 volume in a file which got truncated? Is there analogue of reiserfs's --rebuild-tree option to restore filesystem from content?
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241 views

Win7 set my FAT32 USB key as read-only; can't format it

Today, I backed up some stuff from a Win7 before migrating to Ubuntu. In the middle of copying the files on my FAT32 USB key, Windows set the key as read-only. Now, I need to format the key to put a ...
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227 views

Why and when does a quick format to FAT32 write different structures to sector 0 on a USB flash drive?

Introduction: For a research project I am trying to write a bootloader to a USB flash drive. After some experimenting, I succeeded to do this. I would like to know how I can reproduce this. What I ...
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199 views

Can I convert a partition from FAT to exFAT without losing data?

Is it possible to convert a partition from FAT to exFAT without having to transfer all the data off it and on it again? Linux tools would be the best, but Windows ones are fine too.
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189 views

How to convert Hierarchical File System (HFS) to FAT/NTFS?

I know how to change FAT32 to NTFS file system and vice-versa. But I am unaware of Hierarchical File System (HFS). So please tell me if anyone knows how to convert HFS to NTFS/FAT32 ? Thanks in ...
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155 views

Get Access to all of the partitions of USB in Windows

I partitioned my USB into 3 partitions each of FAT32 , using software "gparted" in LINUX. So after succesfully partitioned , i tried in Windows PC, but only one of them is accessible. Is it ...
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sdcard performance bottleneck

I have loaded my 4 GB FAT32 sdcard almost entirely with mp3 files. Now, I cannot remove none of them because "discovering items" never ends. Even command line tools last forever, including format e:. ...
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66 views

NTFS or FAT32? What's better if I don't share my files?

NTFS or FAT32? I am a domestic user and my computer is used only at home (no pun there). I've read somewhere that NTFS is better because it'd allow me to set different security for files in user/file ...
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3answers
539 views

Windows was unable to complete the format

Hi all I trying to format the memory card of mine but windows can't able to format it. I have tried for hours finding the solutions on the net but got nothing so far. Is there any way I can format my ...
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1answer
642 views

Copy speed to usb flash drive very slow when partitioned as NTFS

So I have a 16GB Corsair Flash Voyager USB flash drive. I am on a fairly new install of Windows 7 Ultimate, Service Pack 1. I use the flash drive for one thing, watching things on my TV. I will copy ...
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2answers
419 views

Why flash drive has different capacity when formatted using FAT32 and NTFS?

I have a HP flash drive with 8 GB capacity. Recently I tried to copy a file larger than 4 GB to it(when the flash drive was empty) and got an error(saying something like "cannot copy, insert another ...
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3answers
3k views

Windows 8: How much bad blocks are there in USB flash drive?

I have a USB flash drive. After using it for a year or so some blocks became unreadable. I formatted the drive in order these blocks to be marked as bad ones: Was they really marked and excluded ...
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74 views

Accidentally formatted ext4 partition

I have just formatted an ext4 partition to fat32 using gparted. I stupidly closed gparted before I realized that I might have been able to use the undo function. I am currently attempting file ...
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280 views

I have a USB drive formatted as FAT32. How can I set its permissions in ubuntu 14.04?

I can read the files but can't write or change the permissions of a file I wanted.
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1k views

Why formatted flash memory has used space

I format my flash memory and select its file system format as FAT32 : And then take a look at the flash memory drive properties : As you see above, there is a 16KB used space. I change ...
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Doesn't metadata occupy any size?

I put 4096 characters in a text file and save it.Since every character is 1 byte, Size of the text file must be 4K byte.As you see below that's OK: I connect my flash memory to my computer. the ...
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1answer
662 views

Recover data from exFAT formatted HDD

I have a WD Elements 1TB HDD (originally with FAT32 system) which was mistakenly formatted (quickformat option) to exFAT file system using windows 7 format command. I primarily have personal photos, ...
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2answers
1k views

Why does ubuntu linux insist on been installed on a ext partition and can it be installed on fat32 or NTFS?

Before i start don't lecture me on the fact that fat32 is old and hasn't been updated for nearly 20 years. Right now i have sorted that, I am trying to install ubuntu Linux on to a 64GB flash-drive ...
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3k views

Does Windows 8 have to be installed on NTFS?

Does Windows 8 need to be installed on an NTFS partition or does it just like to be on one? If I installed it on NTFS and then copied all its files on to a FAT32 partition would it work or would it ...
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1answer
311 views

94MB file is too large to be uploaded on FAT32 file system

Everything is in the title : I've got a smb share with write access on a FAT32 file system (I'm aware of the 4GB limit). I've got 426 GB free of 736 GB shown on the network drive. Still if I try ...
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476 views

Windows won't show FAT32 USB drive?

I'm hoping someone here can help me. Recently, my Windows 8.1 has stopped showing any USB drive that's be formatted as FAT32 in This PC. This seems to only be for FAT32 drives, because there does ...
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1answer
552 views

Easy2Boot not working with a exfat format

I am triying to multiboot a USB flash drive using Easy2Boot and it says: You can use FAT32 or NTFS (and with a few limitations an exFAT or ext2 formatted drive) But when I launch ...
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1answer
56 views

Can a USB be removed with out un-mounting during de-fragmentation

I have a USB flash drive formatted to fat32 and I have a batch file to defragment it. Would there be any damage done to the flash drive or it's files if I was to unplug it from the USB port while it ...
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How do I save 4 GB+ files on a FAT32 flash drive? [duplicate]

I have a 6 GB file that I want to move to my flash drive. The only problem is that the limitations of FAT32 prevent me. I would like to avoid NTFS. I also can't use exFAT because I would then have ...
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1answer
185 views

Best way to defragment hard drive? [closed]

I'm trying to understand how defragmenting works so I can write my own program to do it. I was considering have it iterate through the files on the hard drive and defragment them each seperately. ...
2
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1answer
535 views

How to create a loop device without using mount (without loop.ko)?

While trying to do the following: mkdir loop-mount mount -o loop output loop-mount The problem is I don't have loop.ko and can't add it to my machine. Is there a tool or other way to create a loop ...
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2answers
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What is the best format to format a hard-drive to [closed]

OK my question is what is the best format for a hard-drive. When I say best a mean: Compatibility with other OS other than windows. Ability for file compression and de-fragmenting. Speed and ...