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Questions tagged [exfat]

exFAT is a Microsoft file system optimized for flash memory such as USB flash drives and SD cards.

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Mac OS High Sierra diskutil eraseDisk leads to Error: -69877: Couldn't open device

I am having issue converting a new SanDisk 128GB microSD card from ExFAT to FAT32 $ diskutil info /dev/disk2 Device Identifier: disk2 Device Node: /dev/disk2 Whole: Yes Part of Whole: …
It_is_Chris
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WinCE batch format SD Card?

I need to format many SD cards in WinCE. I am not familiar with CE, currently I'm using the CE storage manager to format them but it takes a long time and doing something many times leads to mistakes. Is there any way to format a SD card via batch…
Sebastian Heyn
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Can't mount ext4-formatted USB

I have recently bought a USB, which is initially formatted using exFAT. Then I tried wiping it off and format it with ext4. But then, Linux Mint 20 doesn't seem to be able to mount it. When I checked the "disks" utility, the USB appeared, but it…
157 239n
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How can I list files in exFAT file system from image file?

I have created a disk image using FKT Imager of a USB stick with exFAT partition. I want to make a list of all folders and files on the image. My exFAT starts at LBA=6146048 with Sector size=512 that gives me offset=3146776576. Below is a screenshot…
Europa
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macOS - os.listdir returns double items which starts with "."?

Despite that the folder has two files (a.apk, and b.apk), os.listdir function returns four files such as ._b.apk, ._a.apk, a.apk, and b.apk. Where do the first two files come from? How can I prevent Python to list them? Software Stack: - OS: macOS…
talha06
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exFAT cluster allocation strategy

I am attempting to create an exFAT file system implementation for an embedded processor. I have a question about the cluster allocation of a file. Suppose I have created a file and then written some data to the file. Lets say that the file has used…
jb2019
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How can I find out the cluster size of an exfat partition?

How can I find out the cluster size of an exfat partition? It appears that fsutil only has a command for ntsf partition .
stefano casadei
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Format a drive in node.js

I'm working on a project in node.js and I'm stuck at this. I need to convert an external device ( a usb stick etc.) into an "exFAT" partition if it's not an exFAT . I used an npm package called "drivelist-scanner" to get the list of usb devices…
Shiva Teja
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Issue using Vagrant SSH when vagrant.d folder is on an external exFAT drive

Setting up Vagrant for the first time and I'm using the VAGRANT_HOME environment variable to change the location of the ~/.vagrant.d folder to an external drive (I'm paranoid about SSD wear and tear, sue me). This is causing an issue with the…
user41997
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WriteFile() to exFAT backup boot sector has no effect on drive

here is a short explanation of what I am trying to do: Reading out VolumeSerialNumber of an USB flash drive Increment the VolumeSerialNumber Writing it back to the flash drive. In general it works fine for USB drives using FAT or FAT32 as…
JoeT
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How do I change read only file system of user 99 / unknown?

So I have this drive that we will call Drive A and a desktop raspberry pi. Drive A is an APFS encoded file system. I’m trying to use this drive as both a server storage point and minidlna to be accessed by my tv. Up to this point I have done both,…
Christian Velez
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Samba permissions with a mounted drive on debian

I'm setting up a NAS as I have may times before, but for some reason I cannot get permissions on the directories to work the way I want them to this time around. I want to be able to access and play files as a guest as well as for my admin user. I…
iwantmyhatback
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cannot mount usb partition - unknown file system exfat

I have a USB stick with important info that would not show up in Windows. I tried the Disk Management Utility, and the partition with the data shows up as "healthy", but no drive letter, and right-click menu options all grayed out (except 'delete').…
Wido Menhardt
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how to get exfat root directory in assembly?

Does any one know how to get the root directory for an exfat for a boot sector ? I have done many hours research and what I have found does not work. Things tried: Rootdirectory = RootCluster * SectorsPerCluster + ReservedSectors; FAT first sector…
user6269258
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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 drive. Actually when I extract this apk file on my…
talha06
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