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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If I don't have an external storage device, can I still install Mac Snow Leopard from an ISO image?

The only external device I have to transfer my ISO image to from my MAC's hard drive is an empty NTFS-formatted external drive (which, I just realized, I could potentially format to FAT32). But is ...
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Windows 7 cannot view FAT32 formatted bootable usb drive

I'm having some issue where when I run bootsect with a command line of "bootsect.exe /nt52 : /force /mbr", then Windows 7 (the comp I'm running bootsect on) can no longer view the contents of the usb ...
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pendrive is appearing and disappearing

My pendrive is recognized on every computer but it will appear and after some time will disappear causing windows to show a FAT32 error. In Windows XP it says that the hardware is damaged. This ...
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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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379 views

restore dd image to another usb stick failed

I'm trying to create a dd image which contains two partition. The first is a ext3,(19MB) the 2nd is fat32.(16MB) I use one 512M usb stick to create image. And use dd if=/dev/sdc of=image.dd bs=1M ...
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954 views

UEFI bootloader

Issue is that EFI systems only allow you to boot using FAT32. I have to deploy multiple images of Windows 8. My WIM image is larger than 4GB and unable to transfer to a FAT32 partition. I've been ...
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3k views

RW mounted usb drive regarded read-only by cp

Context Can any of you help me with the following, I've got a micro sd card inserted via a usb stick into my Compaq 8510w laptop running the latest Arch Linux (x86_64) release. I have a udev rule ...
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1answer
581 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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305 views

Command line tool to edit FAT/FAT32 attributes on Mac OS X?

Is there a command line tool to edit the FAT/FAT32 attributes (hidden, system, read-only) on Mac OS X? The "chflags" command seems to apply specifically to HFS filesystems... Searching the web turns ...
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493 views

How to create a new file/folder in Fat32 USB drive from Mac OSX with netatalk file sharing

I mounted the FAT32 USB drive with the command: sudo mount -t vfat -o rw,auto,user,fmask=0022,dmask=0000,uid=debian-transmission,gid=debian-transmission /dev/sda1 /media/MEDIA I see the folder in ...
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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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974 views

How to preserve directory structure, dates and attributes when copying dir trees in Windows on FATxx volumes?

Is there a tool (sync, backup or copy like) that can do for directory trees on a FATxx partition what an utility like Norton Ghost does for whole volumes? A tool that, while copying directory trees, ...
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1answer
534 views

How to recover a file using the FAT cluster chain instead of using the stored length in the FAT table?

I'm trying to recover movie files from my TNT receiver hard drive but it corrupts its FAT32 allocation table (crappy cheap device...) Using dosfsck is useless because the correct file length is the ...
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19 views

Is there a way of forcing a hardlink on fat32?

Both cp -l and ln refuse to create hard links on Fat32 FS, even when used with -F option by root. This is a sensible behaviour, since having fat no reference count it is really likely to mess up ...
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37 views

How are treated disallowed windows® characters on a fat32 formated usb stick?

I don’t own a mac so I can’t tell about things like?or:in filenames… I’m especially interested in the Dos/Windows® path separator :\. I know in Linux it is a legal character which can be used inside ...
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19 views

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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1answer
44 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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312 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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454 views

Damaged hard disk - FAT32 - lost boot sector and root directory

I've got an external 640Gb HDD which has been badly treated (accidentally packed into a sea shipment container then left in storage for 9 months, probably had some extreme temperatures too). I'm ...
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330 views

Strange file permissions on FAT32 under Ubuntu

On my machine (Lenovo ThinkPad w510, Ubuntu 10.10) I have (at least) two logical partitions: an ext4 partition to which Ubuntu is installed; a FAT32 partition (the bigger one) on which I store all ...
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794 views

WinXP cannot access FAT/FAT32 Drives

One of my systems, running WinXP SP3, can no longer access FAT and FAT32 formatted drives. When I insert a USB flash drive, it is recognized and assigned a drive letter, but when I try to access it I ...
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142 views

update FAT32 file starting cluster number

I have a system that write files to a FAT32 partition but it frequently write the wrong starting cluster number for some files. I would like a software that is easy to use so I can just find the file ...
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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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How do I repair/recover “RAW” usb drive partition?

Something happened to one of my USB drives. When I connect it my computer, Windows thinks that it's "RAW", and asks me to format it. But it should be FAT32, and chock full of files. I looked in ...
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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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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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111 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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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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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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335 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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758 views

Best way to try to recover FAT32 corrupted usb flash drive

I've got a FAT32 USB flash drive (Not mine; I would never store critical data on a FAT32 flash device!) with evident signs of data corruption: When viewed in Windows 7: All or almost all files are ...
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USB Flash Drive shows empty but definitely had non-hidden files

I have this 16 GB USb Flash Drive and I remember storing a lot of data in it. I used this several weeks later on my Windows PC and it fails to show any files on it. None were hidden and even so, my PC ...
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229 views

Linux command to get FAT32 sectors of a file

I'd like to find an equivalent command to debugfs but for FAT32 partitions within Linux. I need to list all the sectors corresponding to a specific file (I'm working on a disk imaged with dd). If ...
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251 views

Native linux bootable thumb drive with first partition as fat32

I've been trying to do this for quite a while and I feel like I have exhausted my options on it. I want to make a flash drive partitioned similarly to this: Number Start (sector) End (sector) ...
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How to format External Western Digital hard disk when all NTFS boot sectors cannot be written to

I want to format my external hard drive which is a Western Digital 500GB, through cmd dos command. But it fails because all NTFS boot sectors are not writable. Here are the commands I gave and what I ...
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FAT32: Unable to use the whole partition size

I recently bought a 8GB USB flash disk. I created a fat32 filesystem (using mkfs.vfat) on the whole drive (/dev/sdb1). df -h shows approximately 8GB available, but when I try to extract an archive on ...
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Problems with multiple FAT32 partitions on (micro)sdcard

I have a smallish problem for which I could not find help yet. When my device (on RaspPI) boots up for the first time, it creates the partitions needed for media data. This media partition should be ...
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95 views

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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739 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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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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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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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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2k 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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540 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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FAT32 Structure

Is there any tool available which can provide some form of dump of the physical locations of files on a FAT32 filesystem ? I am investigating a corruption issue with an embedded system and a ...
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389 views

testdisk to recover formatted external

I accidentally reformatted a 1TB external hard drive from FAT32 to HFS+ Journaled (Mac OSX Extended Journaled). I've been looking at data recovery programs such as VirtualLab's Data Recovery and ...
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Windows 8: Cannot access external drives. “Location is not available” “Access is Denied”

Background Information Our office is running a pilot of Windows 8 on a 100 machines. As I've been using Windows 8 at home since the Consumer Preview, I put my name into the pilot. My laptop was due ...
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847 views

Convert external USB to FAT32 to NTFS, error 490@01010004

I'm trying to run: convert I: /fs:NTFS /X on my portable USB hard disk (500GB Freecom XXS), which is currently FAT32 (to enable support for files larger than 4GB, mainly) but it keeps erroring out ...