Questions tagged [fat32]

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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Format a USB disk on PURE FAT32, one partition only, on a Mac

There are other questions on SO about this, but not asking what I want. I do not want to know how to format an external FAT32 disk from terminal, because this can be done by typing this: sudo ...
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Using Linux and dd to clone a FAT32 Windows partition to another, larger disk

PROBLEM: I currently have a 4GB disk with a single primary FAT32 partition that has Windows 98SE installed. The disk is almost full and I want to move the partition over to a larger 8GB disk. ...
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why did my computer come with FAT16 partition for EFI boot?

I recently got an Intel Compute Stick with Ubuntu 14.04 pre-installed. From the factory, it has 4 partitions: 1-FAT16 boot 47.x MB 2-FAT32 microsoft data 1.x MB 3-ext4 Ubuntu 14.04 5.x MB 4-swap ...
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I am having problems saving several files totaling over 4gb on FAT32 drive

So after reading about FAT32, I understood that you can't download a file greater than 4gb on FAT32. I am fine with that. But here is the problem I am having. I have a 1.9tb thumb drive that I am ...
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How long should format /FS:FAT32 take on a 1.5TB drive?

I realize formatting of drives can take a large amount of time, but I haven't formatted a drive in literally "forever" (probably not since Windows XP or Windows 2000). I have a 1.5TB external HDD (...
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Unable to install Windows10 through USB on Asus Vivobook Pro 15

I wrote an ISO image using Rufus with GPT partition scheme and target system UEFI(non CMS) and file system NTFS, but my laptop said when I have Windows installation that it can't be installed because ...
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The working of the mount command and the FAT12 filesystem

I was experimenting around with filesystems in linux. I want to understand a few issues. Here are the commands that I have used: truncate disk.img -s 1M mkfs.vfat -F12 -S512 -s1 disk.img #I have ...
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Windows detected that the EFI system partition was formatted as NTFS

Current Setup /dev/sda - Secondary internal disk (despite the a). /dev/sda1 - Old ESP, not actually used. /dev/sda2 - An unused Linux, for backup purposes. /dev/sda3 - Swap partition. /dev/sda4 - ...
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150 views

Making a specified FAT12 filesystem using mkfs command

I am currently doing some OS development on a Linux machine. In the process I want to create a FAT12 filesystem on a file (Eg. Disk.img). I use the mkfs command as follows: touch Disk.img truncate ...
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Installing windows 10

Since I had gpt problem while formatting my laptop, I created bootable disk using RUFUS. I had 3.72 GB windows 10 iso, I selected the partition scheme as gpt, target system as uefi-non csm & file ...
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What are the “hidden sectors” in the output of the `file` command for partitions containing FAT32?

I have divided an external USB hard drive in two partitions using GParted. Both are primary partitions formatted as FAT32 and have the same size (500 GB). This is the output of file -s: /dev/sdb1: ...
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Unable to read FAT32 formatted drive in Windows 10

My Dell XPS13 notebook will not read any FAT32 formatted drive, be it a USB flash drive or the bootable UEFI partition. This is preventing me from: Updating Windows 10 Entering Safe Mode Reading ...
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How to restore FAT Partition

I have a MacBook Pro with 2 physical drives. Let's call them System and Data. On System, I had 2 partitions, one with macOS and the other with Windows using BootCamp. While trying to delete the ...
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Can't burn USB image onto a CD/DVD

I made a Windows 8 Recovery USB drive. I wanted to back it as RAW as possible to a DVD, whether or not I could use this DVD as I could the original USB drive. The DVD is just the permanent copy of the ...
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Why does a FAT32 USB3 flash drive work so much slower on Windows 10 than on Linux and MacOS?

I've recently acquired a new USB Flash drive. It's a Kingston DataTraveler 50 which supports USB 3.2 Gen 1, has 110 MB/s reading and 15 MB/s writing speed. It works great with my old USB2-only laptop ...
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How to format a 2TB SSD to be Win98/DOS bootable in Windows 10 without FORMAT.COM/DISKPART

I have a formatted a 2 terabyte SSD with a program explicitly called "fat32 format", set it active, I put the files of a Win98 bootCD on it, but it failed booting with a black screen and a blinking ...
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How do I make the Allocation Unit Size go up to gigabytes for FAT32? [duplicate]

I'm trying to upload a file to my 32GB Micro-SD Card but it says the file is too large. This is the message I get coming up. (Message I get coming up) I have opened the formatting tool but it only ...
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Virtualbox Says I can't create over 4GB files at FAT but I have EXT4

I installed VirtualBox at AUR and want to create a virtual machine for Arch Linux. For that, I mounted my SSD which has an EXT4 file system. Then I tried to create a virtual hard disk for my virtual ...
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Mount fat32 with write permissions by default and without specifying user and group

The need to mount fat32 volumes with rw permissions and explicitly specified user and group IDs seems to trip a lot of people up. read and write permission for FAT32 partition in Ubuntu Even though ...
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Windows cannot read files from a HD disk taken from a Samsung DVD player

I have a Samsung DVD player from around year 2010 I want to throw away. The device has an HD where I have some recordings from TV. I want to keep a clip that features an interview to my father in a ...
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4 GB limit on FAT32 flash drive

I have created an iMovie slide show of about 20GB made up of slides and transitions but no music. Are the individual slides and transitions treated as separate files so it will work on FAT 32 format? ...
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iPhone Memory Stick Windows Formatting (populating!) Q

SUMMARY: Can format but not populate either a FAT32 or ExFAT 128GB USB memory stick. Copying in files fails when more than 32GB are copied. Can't use NTFS because this stick is designed to work with ...
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718 views

USB UDF is there a way to format to Fat32

I found a old USB that has two partitions. One is Fat32 and the other CD Drive UDF. I can't seem to find a way online on how to delete a UDF partition. So maybe here I can find a possible solution? ...
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204 views

How to create VFAT formatted 256MB disk image that can be used in Virtualbox?

Trying to replicate a predefined process used for Linux OS installation on bare-metal servers, to VMs (on Oracle Virtualbox). The process of Linux OS installation uses the OS distribution (RHEL 7) ...
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mac disk utility how to format micro SD card as fat32

I have an iMAC, its up to date and running macOS Mojave 10.14.5 I have a microSD card adapter and an 8GB micro SD card. When I launch Disk Utility version 18.0 and insert the adapter with the micro ...
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How to 'Manually' clear the FAT32 'dirty' bit?

As per the Microsoft FAT32 'specification', FAT32 volumes should have their 'clean' flag (ClnShutBit) cleared when mounted and set when unmounted/ejected. Indeed, this is the behaviour on Linux & ...
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NTFS file system read-only by Ubuntu - remount doesn't work

I have 2 SSD's; 1 for my OS' (will refer to as the "OS drive") and the other for data (data drive). I have dual booted Windows 10 and Ubuntu 18.04. The Windows side seems perfectly fine. On Ubuntu, ...
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614 views

Windows does not show FAT32 partition

I created my own Rasbian image, with the following partitions: $ sudo fdisk -l 2018-11-13-raspbian-stretch-lite.img Disk 2018-11-13-raspbian-stretch-lite.img: 2,5 GiB, 2705326080 bytes, 5283840 ...
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187 views

How to convert and copy files from NTFS to FAT32 [closed]

I copied some files edited on Windows to a SD memory which is formatted in Linux OS. ut those files being in ntfs, could not be read by Linux OS. I am looking for a cmd or tool on windows which can ...
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How to create a file of the exact size of a directory (and its files), to hold a FAT32 filesystem?

I'm trying to create a file with the minimum-enough size to contain a FAT32 filesystem, which, in turn, mirrors the contents of a directory (an ESP structure). This is needed to create an UEFI-...
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Big FAT32 volume is detected as RAW under Windows

I created 450 GB FAT32 volume in GPT partition table using mkfs.fat. It works without any problem on Linux. When I connect it to computer with Windows 10, it says it is RAW and wants to format it. /...
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432 views

How to calculate the minimum number of bytes required for the minimum FAT32 partition?

From experimentation with newfs_msdos, I determined that the minimum number of bytes required to create a FAT32 partition is 34089472. One byte less and the program complains: $ newfs_msdos -F 32 -c ...
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Acer Laptop with two disks: second ntfs harddisk become “ESP” Fat32 disk, data gone

I have an Acer A715-71G-706B, two disk ssd+hdd. Recently I needed to connect diffrent hdd in place of laptop's to check it's data. After returning to orginial 1TB hdd I've noticed that my disk ...
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Linux USB problems on Ubuntu/Mint

After some updates (4.4.0 kernel, Linux Mint 18) I realized that older USB memory sticks are having troubles while new highspeed USB sticks, e.g. 32GB work well. Using one of my older USB sticks (...
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Windows says I need to format FAT32 parition

I was recently trying to move some of my files on my USB drive (Kingston DT Elite G2) from NTFS ot FAT32 using a Linux Mint 19 system. What I did was: make a FAT32 partition copy some files from the ...
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windows 10 installation creates partitions in wrong order and fails because it thinks EFI system partition formatted as NTFS

I'm clean installing windows 10 on a dell laptop (this is my third time installing windows on this machine; previously I had windows and ubuntu dual booting in EFI mode) using a USB installation drive,...
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124 views

Potential Error with MBR on disk image

I am concerned that the disk image I am looking at has been corrupted or created in error some how. (more specifically the formatting of the disk that the image captured) The highlighted section in ...
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Why the maximum file size of a FAT32 formatted volume is 4GB in windows OS?

The size of File Allocation Table(FAT) depends on the number of clusters, the version used, the size of volume used. For example, a volume with size 8GB and formatted as FAT32 with 4096 bytes sized ...
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Text Editors Appending Text on Save When Characters Deleted

When I delete text from a text file on a Windows PC with a most text editors, extra bytes get appended to the file. This happens when I edit a file on my FAT32 thumb drive or on a spinning-disk USB ...
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8k views

What is FAT's maximum file size?

From what I understand, FAT32 uses a 32 bit number for each file to store its file size (and thus FAT32 is limited at ~4GiB files). In FAT each file has a root directory entry, and these entries are ...
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151 views

What does FAT reserve clusters for?

Based on the information I can see from this page: FAT12 uses a maximum of 4086 clusters (2^12 - 10) FAT16 uses 65526 (2^16 - 10) FAT32 uses ~268435456 (2^28) I understand that FAT32 uses 28 bits ...
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5k views

Why can't windows boot from fat32 formatted USB on BIOS computer?

I have tried to search for this question and found no answer. So, from what I understand is, the boot process works as following: POST BIOS BIOS calls MBR of selected bootable disk MBR calls Volume ...
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261 views

how to unzip same file name without override (capitalization differ)

I have 2 files named xt_DSCP.h and xt_dscp.h in the same directory, in a zip file. I am trying to unzip them on my pendrive but I only have 2 options: skip or override. I was searching for a ...
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Can't rename DLL file on Windows

I downloaded the PicoScope SDK, and I am trying to rename one of the DLLs (according to their programmer's guide p.5). However, Windows 10 won't let me do this. I'm trying to change the file name ...
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158 views

Which filesystems are compatible with both Mac and PC and support extended file attributes

I have an external hard drive that I'd like to use with both Mac and Windows. I want to avoid the ._ file issue (see Removing ._ Files from Non-Mac OS File System In Dropbox) What filesystem can I ...
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172 views

How do filesystems support “legacy” style booting?

I am in the process of writing a simple OS bootloader (first booting in legacy mode). After understanding the boot process (MBR loading the VBR, etc) I began looking into the specifications for ...
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2k views

Folder names become UPPERCASE when syncing to FAT32 drive?

I have started experiencing this very strange issue in the last few months. I did not have this issue before and I do not know what is causing it now. I am using SyncToy 2.1 on Windows 10. I am ...
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81 views

How to delete files/folders with illegal names?

How can I delete a set of files that contain illegal characters including new lines? The file system is FAT32. On Windows, besides trying with Explorer, which gave me a 80004005 error, I've tried ...
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854 views

How can I delete everything on a flash drive without actually formatting it?

I purchased a new 64 GB flash drive. It came formatted in the FAT32 file system. It came preloaded with some software that I don't want: However, Windows will not format a drive larger than 32 GB ...
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Flash drive not showing correct capacity. What are possible efforts to save it?

I have a USB flash drive that I know has ~32 GB capacity: Kingston Digital 32GB USB 3.0 DataTraveler (DTR30G2/32GB). I purchased it 2 years ago and have been using it in the FAT32 file system. For ...

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