Questions tagged [exfat]

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54 views

Fix cleared boot sector (and more) of exfat disk

I stupidly used dd if=/dev/zero of=/dev/sdb bs=512 intending to do /dev/sdc. I have a 1 terabyte USB drive on /dev/sdb. It is/was formated exfat. The two partitions are showing in /proc/partitions ...
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37 views

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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17 views

cp -p don't preserve modification time on Mac os on an exfat external drive

Do I need to give more options to cp? Rsync -a is able to preserve it Do you see the same behavior?
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36 views

ZIP archive or MP4 container to save clusters?

For exchange and travel, I have an external USB HDD with a single partition (for compatibility with specific devices, e. g. a smart TV). Most of the existing content are video files between c. 100 MB ...
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19 views

How to rebuild an exfat filesystem from random 25Mb blocks

Got my ssd controller stopped working. No surprise, as I alaways ket it almost full. Fortunately, it turns out each physicall blocks is 25Mb large which means the data it continuous inside each chunk ...
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58 views

Cannot move file from Ext4 to exFAT if title contains colon (:)

I have a 1TB SSD that I've partitioned in half into Ext4/exFAT. The Ext4 is for better interop with Ubuntu 18.04 (my OS) and the exFAT is for better portability with other systems. I installed exfat-...
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39 views

exFAT HDD, previously used with Ubuntu, missing files/directories after using with macOS

Hardware details: External HDD: Seagate BarraCuda Pro ST14000DM001 Docking Station: Unitek USB 3.0 to SATA I/II/III Dual Bay. I've used this before and after this incident with other drives, always ...
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0answers
148 views

Why is Windows reporting an empty NTFS partition, when files are written/viewable by Linux? - (happened with exFAT too !!!)

Ubuntu 18.04 LTS; Windows 10; Lenovo Ideapad i7. The exfat and NTFS drivers are at highest available upgrade (Ubuntu). Photorec and testdisk are being ran in Linux. Please note that this particular ...
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19 views

Why does an APK file size of 7.6 MB allocate 1.36 GB on an exFAT formatted external hard drive when reverse-engineered?

I have an apk file size of 7.6 MB. When I reverse-engineer this apk file through apktool, which is a reverse engineering tool for apk files, it allocates 1.36 GB on an exFAT formatted external hard ...
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65 views

How do I make sharing files between Linux and Windows on the same machine reliable? [duplicate]

I used to use my Data ntfs partition with all permissions on the same local machine on Linux and Windows, which often results in corruption of files. I've always checked my HDDs sectors life and ...
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93 views

Max size VHD on exFat-drive?

I have an exFat drive (LaCie Fuel) that is 2 TB. On this drive I try to create a 127 GB VHD using Computer Management in Windows 7 but it fails with an error "The requested operation could not be ...
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1answer
104 views

Windows 7 - is it possible to create a “system image” on a non-NTFS-drive (exFat)?

In Windows 7 - is it possible to create a "system image" on a non-NTFS-drive (exFat)? The drive is big enough and the file system supports big enough files.
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32 views

Are there any flags that can bypass chtimes check on exfat with terraform init?

Are there any flags that can bypass chtimes check on exfat with terraform? I am using terraform on an exfat drive and can't init because Found version 3.6.0 of terraform-aws-modules/alb/aws on ...
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50 views

What troubleshooting tips are there for mounted barely functioning external harddrives?

I have an external disk which I reformatted as exFAT so that it would be readable by all platforms. Ever since I did that I have problems with it. I have been able to work around the problems up until ...
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2answers
251 views

Why shouldn't I always format hard drives in ExFAT?

I'm in the process of formatting an external hard drive with the purpose of long storage of backups (photos and whatnot). Currently I use Mac OS, but I'm not sure I won't switch in the future. As far ...
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20 views

How to open an exFAT formatted pen drive in Ubuntu? [duplicate]

I have to transfer more than 4GB of a data file from Windows to USB flash drive. It was showing error so I converted it into exFAT format from FAT32 format. Now, I am not able to mount the same flash ...
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80 views

Kubuntu - Can't read picture from ExFat SD card, but can read it from Windows or when copied on external NTFS drive

I formatted my 64 GB SD card for my camera directly via the camera software. It formatted it in ExFat, and I have been able to view or copy pictures taken with the camera easily on Windows. But when ...
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2answers
343 views

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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1answer
522 views

chkdsk generates undeletable corrupt FILE0000.CHK files on exFAT drive

J:/FOUND.000/FILE0000.CHK is corrupt and not deleteable. C:\> del J:\FOUND.000\FILE0000.CHK J:\FOUND.000\FILE0000.CHK The file or directory is corrupted and unreadable. Running chkdsk /F J: ...
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14 views

Android: “Corrupted” MicroSD reads/writes fine in my laptop, but can't be formatted [duplicate]

I was moving some files to my Android phone's MicroSD, and suddenly the file system became read-only. I put the card into my Linux laptop and it mounted fine. I can read and write to it, no problem. ...
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22 views

Cannot format drive with different sector sizes

I'm trying multiple cluster sizes to optimize write performance of my pendrive (formatted in exFAT). I formatted succesfully to 8MiB cluster (just for test) and to 128KiB. But now, when I try to ...
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1answer
537 views

Home PC doesn't recognize exFAT formatted SD-Card but work PC does

I have a Micro-SD card formatted in my smartphone as exFAT. I can work with the card (read and write) on my work laptop (Windows 7 Pro) but my home PC (Windows 7 Home) does not recognize the card and ...
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1answer
747 views

Mac OS X - exFAT file modification time issue

I've encountered a weird issue with rsync (without -c, therefore involving rsync's "quick check" algorithm) copying already synchronized files over and over again to an exFAT formatted drive. The ...
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1answer
2k views

Which file system is better to be used on an external HDD? ExFAT or NTFS? [closed]

I have an older 500 GB external HDD which I want to format. Which FS is better if the HDD won't be used with anything else than Windows 10?
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1answer
128 views

A file's “space on disk” doesnt match the file's size

I just got a new larger external hard drive and transferred all the files from my old drive to the new one. When I was checking the used space to make sure everything transferred, I found that the ...
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2answers
1k views

Best way to store games with a lot of files on HDD

I just installed Age of Mythology on my external hard drive and I notice, that quite a small game (2 GB) occupies almost 55 GB on disk. I know, it's due to big allocation unit size, but 1 MB is ...
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8k views

Check the cluster size of an exFAT drive on Windows

How do I check the cluster/allocation size of an exFAT drive on Windows?
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456 views

Recover exFat partition

I have been working on fixing my bootcamp partition, but in the process I make a big mistake. I ran 'bootrec /fixmbr' and bootrec /fixboot on the wrong disk. My data is now inaccessible, if not lost. ...
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1answer
714 views

Mount error: “unknown filesystem type 'exfat'”

I'm running Fedora 28 and when I try to mount this SD card, I get the following error: The last part of the error message translates to unknown filesystem type 'exfat' If I try to open it using ...
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287 views

What filesystem can I use for a large amount of small-sized data?

I was copying ~3.7TB of data from one 4TB external drive with HFS+ filesystem, to another 4TB external drive with an exFAT filesystem. The new HDD got filled after only ~75% of the data could be ...
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429 views

exFAT shows 3TB used, but no files show on drive

I have an 8TB exFAT formatted external hard drive that I use for storing movie backups for my Plex server. It originally had two ~4TB partitions. First partition for Plex movies and the other for ...
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2answers
824 views

Wiping free space - NFTS, exFAT?

I'm trying to wipe some of my older (NTFS, external) hard drives, but even after using 'Wipe free space' programs like CCleaner and Eraser, the file names are still visible in file recovery programs. ...
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39 views

Files wont open after moving them from Mac to Windows?

These are the things I've done - I started by using a memory stick (exfat) to transfer the file with the audio tracks in to my laptop. I tried to open the audio files and it says this file can not be ...
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2answers
159 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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1answer
869 views

way to safely remove $RECYCLE.BIN and System Volume Information on ExFat formatted external HD using MacOS?

RESOURCES I'VE LOOKED AT ALREADY what is $RECYCLE.BIN? what is System Volume Information? how to remove System Volume Information? MY PROBLEM existing solution seems to only solve for removal of ...
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1answer
1k views

Linux (exfat-fuse) is unable to read from GPT 4TB external exFAT disk

I have a 4tb external WD RED. It was formatted as an exFAT disk on a Windows 10 machine. I have no problem reading the files from both the original Windows 10 machine, and a 2017 macbook pro (High ...
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1answer
659 views

1-byte file takes up 2 MB (yes, megabytes) on 6 TB exFAT Veracrypt volume. Why?

Screenshot: File properties of file that takes up 2MB of disk space for 1 byte of data: The drive is a 6TB single partition, mounted via Veracrypt and formatted as exFAT. The sector size on my 2TB ...
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475 views

How to resize a exfat raw unpartitioned filesystem image

Just a simple question… But I couldn’t found how to do it… I’ve a 250Gb unpartitionned fileystem image which I need to copy on a low end 250Gb ꜱᴅ card with a write speed below 500Kb/s. The image has ...
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10k views

Is there a way to convert FAT32 to exFAT without data loss?

Windows' convert command is able to convert FAT filesystems to NTFS non-destructively. Similarly, fstransform is a Linux utility that is capable of doing this - calling it an "in-place" filesystem ...
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3answers
2k views

Linux links (shortcuts) in exfat filesystem

Is it possible to create a link in an exfat partition in linux? I wanted to create a link to a file deep in some folders and "ln -s" doesn't work because exfat doesn't support symlinks. changing the ...
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1answer
2k views

Best Allocation Unit Size on flash drive with exFAT having small files

I have a lot of files that fluctuate between 1 and 50KB on a SCSI USB connected SSD. What would be the best allocation unit size to choose when formatting it to exFAT? I am wondering what would be ...
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71 views

Why does my exFAT microSD card is unexpectedly ejected so frequently?

I have a microSD sandisk Extreme with 64GB, that I use with my phone. I store around +70000 files on it, many small. The problem I have is that my phone keeps unexpectedly unmounting the card, ...
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1k views

Alternative to exFAT, R/W Operations MacOS & Windows, Performance Test

I was reading that exFAT is most compatible File System: https://www.howtogeek.com/73178/what-file-system-should-i-use-for-my-usb-drive/ I test it and for me exFAT is very, very slow!!!! Some ...
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211 views

Unpartitioned exfat 5tb disk recovery: testdisk shows really strange results

I apologize because this is a bit general in nature. I have a 5TB external disk that was formatted exfat. I would use it to backup data from my Linux machine. Well, recently, I plugged it into a ...
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1answer
3k views

rsync: mkstemp “<filename>” failed: Function not implemented (38)

When trying to to an rsync transfer, I get the following error: rsync: mkstemp "<filename>" failed: Function not implemented (38) rsync doesn't actually transfer the files it lists with --...
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199 views

OS X external disk eXfat disappear

I have a problem with the external drive formatted in exFAT. When using the os x sierra drive is self unmounted and disappeared partition eXfat. After reconnecting I had the message "disk can not be ...
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1answer
14k views

Why is exFAT's default allocation size in Windows so high?

Referencing this page: https://support.microsoft.com/en-us/kb/140365 NTFS doesn't go over 4KB cluster size until the volume goes over 16TB, and FAT32 maxes out at 16KB in the 16GB–32GB volume range ...
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1answer
45 views

Would it be possible to use a 64 GB microsd card in a phone that only support 32 GB microsd cards by reformatting the card? [closed]

I know that a lot of lower-end android smartphones do not support microsd cards larger than 32 GB. However, my question is, if I format a 64 GB card with FAT32 (rather than exFAT), using this program: ...
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187 views

mv: cannot stat ‘<filename>’: Input/output error

I have an exFAT drive formatted on macOS with many files copied over to the drive. I can read files on the drive fine using macOS, but I cannot read operate on the directories from Debian. I can ...
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332 views

Transcend 1TB could not complete chkdsk

I have 1TB Transcend External HDD around 2 years old. In the HDD, there are 3 Partition:- i) Local Disk (J:) [~90GB] - exFAT ii) Local Disk (E:) [~400GB] - NTFS iii) Local Disk (H:) [~488GB] - NTFS ...