Question about EXFAT?


swerd

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Windows 11 Pro
Hi everyone,

I am about to reinstall Windows 11 on my upgraded PC. I have been copying apps to a USB flash drive formatted as EXFAT. When I copy an executable, I get the following message.
Will the apps still work as normal on the new build, or did I make a mistake by not formatting the disk to NTFS?

Thanks :)

Screenshot 2025-02-19 195452.webp
 
Windows Build/Version
26100.3194

My Computer

System One

  • OS
    Windows 11 Pro
    Computer type
    PC/Desktop
    Manufacturer/Model
    Custom
    CPU
    Ryzen 7 5800X3D
    Motherboard
    Asus TUF Gaming X570-Pro WiFi II
    Memory
    64GB
    Graphics Card(s)
    AMD Radeon RX 6800 XT
    Sound Card
    Realtek ALC897 @ AMD K19.2
    Monitor(s) Displays
    AOC U34G2G4R3 [34" LCD]
    Screen Resolution
    3440x1440
    Hard Drives
    NVMe Samsung SSD 970 x 2
    Samsung SSD 860 EVO 1TB
    4TB ST4000DM004-2CV104
    PSU
    750W Coolermaster V Series V750 80 Plus Gold
    Case
    Phanteks Enthoo Pro 2 D-RGB Tempered Glass Full Tower Black
    Internet Speed
    250Mbps
    Browser
    Firefox / Chrome / Edge / Vivaldi
    Antivirus
    Bitdefender Total Security
The warning is about file properties (hidden, read only etc) that are retained when you copy from one NTFS folder to another, but might be lost when copying to a different format, such as FAT32 or ExFAT. The functionality of the file is not affected. Why are you using ExFAT? Do you want to use the USB in Linux or other OS? Linux can be configured for read/write access to NTFS disks, as MacOS can.
 

My Computers

System One System Two

  • OS
    Windows 11 Pro 23H2 (build 22631.4249) test laptop, Windows 11 Pro v24H2 (build 26100.2894) main PC
    Computer type
    Laptop
    Manufacturer/Model
    Acer Extensa 5630EZ
    CPU
    Mobile DualCore Intel Core 2 Duo T7250, 2000 MHz
    Motherboard
    Acer Extensa 5630
    Memory
    4GB
    Graphics Card(s)
    Mobile Intel(R) GMA 4500M (Mobile 4 series)
    Sound Card
    Realtek ALC268 @ Intel 82801IB ICH9 - High Definition Audio Controller
    Monitor(s) Displays
    1
    Screen Resolution
    1280x800
    Hard Drives
    Samsung SSD 850 EVO 250GB SATA Device (250 GB, SATA-III)
    Internet Speed
    VDSL 50 Mbps
    Browser
    MICROSOFT EDGE
    Antivirus
    WINDOWS DEFENDER
    Other Info
    Legacy MBR installation, no TPM, no Secure Boot, no WDDM 2.0 graphics drivers, no SSE4.2, cannot get more unsupported ;) This is only my test laptop. I had installed Windows 11 here before upgrading my main PC. For my main PC I use everyday see my 2nd system specs.
  • Operating System
    Windows 11 Pro v24H2 (build 26100.2894)
    Computer type
    PC/Desktop
    Manufacturer/Model
    Custom-built PC
    CPU
    Intel Core-i7 3770 3.40GHz s1155 (3rd generation)
    Motherboard
    Asus P8H61 s1155 ATX
    Memory
    2x Kingston Hyper-X Blu 8GB DDR3-1600
    Graphics card(s)
    Gainward NE5105T018G1-1070F (nVidia GeForce GTX 1050Ti 4GB GDDR5)
    Sound Card
    Realtek HD audio (ALC887)
    Monitor(s) Displays
    Sony Bravia KDL-19L4000 19" LCD TV via VGA
    Screen Resolution
    1440x900 32-bit 60Hz
    Hard Drives
    WD Blue SA510 2.5 1000GB SSD as system disk, Western Digital Caviar Purple 4TB SATA III (WD40PURZ) as second
    PSU
    Thermaltake Litepower RGB 550W Full Wired
    Case
    SUPERCASE MIDI-TOWER
    Cooling
    Deepcool Gamma Archer CPU cooler, 1x 8cm fan at the back
    Mouse
    Sunnyline OptiEye PS/2
    Keyboard
    Mitsumi 101-key PS/2
    Internet Speed
    100Mbps
    Browser
    Microsoft Edge, Mozilla Firefox
    Antivirus
    Microsoft Windows Defender
    Other Info
    Legacy BIOS (MBR) installation, no TPM, no Secure Boot, WDDM 3.0 graphics drivers, WEI score 7.4
Why are you using ExFAT?

From what I remember, the disk came formatted that way. From what I understand now, the apps will work if copied to an NTFS disk. That was always the plan so I should be OK.

Thanks!
 

My Computer

System One

  • OS
    Windows 11 Pro
    Computer type
    PC/Desktop
    Manufacturer/Model
    Custom
    CPU
    Ryzen 7 5800X3D
    Motherboard
    Asus TUF Gaming X570-Pro WiFi II
    Memory
    64GB
    Graphics Card(s)
    AMD Radeon RX 6800 XT
    Sound Card
    Realtek ALC897 @ AMD K19.2
    Monitor(s) Displays
    AOC U34G2G4R3 [34" LCD]
    Screen Resolution
    3440x1440
    Hard Drives
    NVMe Samsung SSD 970 x 2
    Samsung SSD 860 EVO 1TB
    4TB ST4000DM004-2CV104
    PSU
    750W Coolermaster V Series V750 80 Plus Gold
    Case
    Phanteks Enthoo Pro 2 D-RGB Tempered Glass Full Tower Black
    Internet Speed
    250Mbps
    Browser
    Firefox / Chrome / Edge / Vivaldi
    Antivirus
    Bitdefender Total Security
From what I remember, the disk came formatted that way. From what I understand now, the apps will work if copied to an NTFS disk. That was always the plan so I should be OK.

Thanks!


If the USB stick is only going to be connected to Windows machine(s)... use NTFS. :-)
 

My Computers

System One System Two

  • OS
    Win 11 Home ♦♦♦26100.3194 ♦♦♦♦♦♦♦24H2 ♦♦♦non-Insider
    Computer type
    PC/Desktop
    Manufacturer/Model
    Built by Ghot® [May 2020]
    CPU
    AMD Ryzen 7 3700X
    Motherboard
    Asus Pro WS X570-ACE (BIOS 4702)
    Memory
    G.Skill (F4-3200C14D-16GTZKW)
    Graphics Card(s)
    EVGA RTX 2070 (08G-P4-2171-KR)
    Sound Card
    Realtek ALC1220P / ALC S1220A
    Monitor(s) Displays
    Dell U3011 30"
    Screen Resolution
    2560 x 1600
    Hard Drives
    2x Samsung 860 EVO 500GB,
    WD 4TB Black FZBX - SATA III,
    WD 8TB Black FZBX - SATA III,
    DRW-24B1ST CD/DVD Burner
    PSU
    PC Power & Cooling 750W Quad EPS12V
    Case
    Cooler Master ATCS 840 Tower
    Cooling
    CM Hyper 212 EVO (push/pull)
    Keyboard
    Ducky DK9008 Shine II Blue LED
    Mouse
    Logitech Optical M-100
    Internet Speed
    300/300
    Browser
    Firefox (latest)
    Antivirus
    Bitdefender Internet Security
    Other Info
    Speakers: Klipsch Pro Media 2.1
  • Operating System
    Windows XP Pro 32bit w/SP3
    Computer type
    PC/Desktop
    Manufacturer/Model
    Built by Ghot® (not in use)
    CPU
    AMD Athlon 64 X2 5000+ (OC'd @ 3.2Ghz)
    Motherboard
    ASUS M2N32-SLI Deluxe Wireless Edition
    Memory
    TWIN2X2048-6400C4DHX (2 x 1GB, DDR2 800)
    Graphics card(s)
    EVGA 256-P2-N758-TR GeForce 8600GT SSC
    Sound Card
    Onboard
    Monitor(s) Displays
    ViewSonic G90FB Black 19" Professional (CRT)
    Screen Resolution
    up to 2048 x 1536
    Hard Drives
    WD 36GB 10,000rpm Raptor SATA
    Seagate 80GB 7200rpm SATA
    Lite-On LTR-52246S CD/RW
    Lite-On LH-18A1P CD/DVD Burner
    PSU
    PC Power & Cooling Silencer 750 Quad EPS12V
    Case
    Generic Beige case, 80mm fans
    Cooling
    ZALMAN 9500A 92mm CPU Cooler
    Mouse
    Logitech Optical M-BT96a
    Keyboard
    Logitech Classic Keybooard 200
    Internet Speed
    300/300
    Browser
    Firefox 3.x ??
    Antivirus
    Symantec (Norton)
    Other Info
    Still assembled, still runs. Haven't turned it on for 13 years?
Hi everyone,

I am about to reinstall Windows 11 on my upgraded PC. I have been copying apps to a USB flash drive formatted as EXFAT. When I copy an executable, I get the following message....

125834
That file is almost certainly one that you downloaded from the internet. Such files will be marked as having come from another computer....

unblock_file_in_properties-2-png.6666


This information is stored in the file's 'Alternate Data Stream', something that is exclusively an NTFS feature. It is this information that cannot be copied to ExFat (or any other format) and will be lost in the copying. This loss is of no consequence though, it would be no different from you unblocking the file after downloading it.

 

My Computers

System One System Two

  • OS
    Windows 11 Home
    Computer type
    Laptop
    Manufacturer/Model
    Acer Aspire 3 A315-23
    CPU
    AMD Athlon Silver 3050U
    Memory
    8GB
    Graphics Card(s)
    Radeon Graphics
    Monitor(s) Displays
    laptop screen
    Screen Resolution
    1366x768 native resolution, up to 2560x1440 with Radeon Virtual Super Resolution
    Hard Drives
    1TB Samsung EVO 870 SSD
    Internet Speed
    50 Mbps
    Browser
    Edge, Firefox
    Antivirus
    Defender
    Other Info
    fully 'Windows 11 ready' laptop. Windows 10 C: partition migrated from my old unsupported 'main machine' then upgraded to 11. A test migration ran Insider builds for 2 months. When 11 was released on 5th October 2021 it was re-imaged back to 10 and was offered the upgrade in Windows Update on 20th October. Windows Update offered the 22H2 Feature Update on 20th September 2022. It got the 23H2 Feature Update on 4th November 2023 through Windows Update, and 24H2 on 3rd October 2024 through Windows Update by setting the Target Release Version for 24H2.

    My SYSTEM THREE is a Dell Latitude 5410, i7-10610U, 32GB RAM, 512GB NVMe ssd, supported device running Windows 11 Pro (and all my Hyper-V VMs).

    My SYSTEM FOUR is a 2-in-1 convertible Lenovo Yoga 11e 20DA, Celeron N2930, 8GB RAM, 256GB ssd. Unsupported device: currently running Win10 Pro, plus Win11 Pro RTM and Insider Dev, Beta, and RP 24H2 as native boot vhdx.

    My SYSTEM FIVE is a Dell Latitude 3190 2-in-1, Pentium Silver N5030, 8GB RAM, 512GB NVMe ssd, supported device running Windows 11 Pro, plus the Insider Beta, Dev, Canary, and Release Preview builds as a native boot .vhdx.
  • Operating System
    Windows 11 Pro
    Computer type
    Laptop
    Manufacturer/Model
    Dell Latitude E4310
    CPU
    Intel® Core™ i5-520M
    Motherboard
    0T6M8G
    Memory
    8GB
    Graphics card(s)
    (integrated graphics) Intel HD Graphics
    Screen Resolution
    1366x768
    Hard Drives
    500GB Crucial MX500 SSD
    Browser
    Firefox, Edge
    Antivirus
    Defender
    Other Info
    unsupported machine: Legacy bios, MBR, TPM 1.2, upgraded from W10 to W11 using W10/W11 hybrid install media workaround. In-place upgrade to 22H2 using ISO and a workaround. Feature Update to 23H2 by manually installing the Enablement Package. In-place upgrade to 24H2 using hybrid 23H2/24H2 install media. Also running Insider Beta, Dev, and Canary builds as a native boot .vhdx.

    My SYSTEM THREE is a Dell Latitude 5410, i7-10610U, 32GB RAM, 512GB NVMe ssd, supported device running Windows 11 Pro (and all my Hyper-V VMs).

    My SYSTEM FOUR is a 2-in-1 convertible Lenovo Yoga 11e 20DA, Celeron N2930, 8GB RAM, 256GB ssd. Unsupported device: currently running Win10 Pro, plus Win11 Pro RTM and Insider Dev, Beta, and RP 24H2 as native boot vhdx.

    My SYSTEM FIVE is a Dell Latitude 3190 2-in-1, Pentium Silver N5030, 8GB RAM, 512GB NVMe ssd, supported device running Windows 11 Pro, plus the Insider Beta, Dev, Canary, and Release Preview builds as a native boot .vhdx.
Hi everyone,

I am about to reinstall Windows 11 on my upgraded PC. I have been copying apps to a USB flash drive formatted as EXFAT. When I copy an executable, I get the following message.
Will the apps still work as normal on the new build, or did I make a mistake by not formatting the disk to NTFS?

Thanks :)

View attachment 125834

The file will be fine.

exFAT filesystem is suitable for USB sticks.
 

My Computer

System One

  • OS
    Manjaro Linux with GNOME desktop environment, Windows 11 Pro with Debian Linux in WSL 2
    Computer type
    PC/Desktop
    Manufacturer/Model
    Build to Order machine
    CPU
    Intel Core i7-4790 (Haswell Refresh)
    Motherboard
    MSI Z97 Gaming 7
    Memory
    32 GB
    Graphics Card(s)
    GIGABYTE NVIDIA GeForce RTX 2060 GAMING OC PRO 6G
    Monitor(s) Displays
    LG 27GN650-B IPS HDR Gaming Monitor 27" FHD
    Screen Resolution
    1080p
    Hard Drives
    2 x Samsung 860 EVO SATA SSD 1TB
    1 x Samsung 870 EVO SATA SSD 2TB
    PSU
    Corsair 1000 Watt
    Case
    Corsair Obsidian Series 750D full tower ATX case
    Cooling
    CORSAIR Hydro Series H80i v2
    Internet Speed
    1 Gbps / 1 Gbps symmetrical FTTH (GPON)
    Browser
    Microsoft Edge
They sell USB flash drives and external USB hard disks formatted to ExFAT so they can be used from all three OSes, Windows, MacOS and Linux. I immediately format it to NTFS before using. On a Mac you can format is to MacOS Extended Journaled or APFS, but then it needs third-party drivers to be used in Windows. In Linux you can format it to EXT4 and again you need third-party drivers to add EXT4 support in Windows. One example are the respective Paragon utilities.
 

My Computers

System One System Two

  • OS
    Windows 11 Pro 23H2 (build 22631.4249) test laptop, Windows 11 Pro v24H2 (build 26100.2894) main PC
    Computer type
    Laptop
    Manufacturer/Model
    Acer Extensa 5630EZ
    CPU
    Mobile DualCore Intel Core 2 Duo T7250, 2000 MHz
    Motherboard
    Acer Extensa 5630
    Memory
    4GB
    Graphics Card(s)
    Mobile Intel(R) GMA 4500M (Mobile 4 series)
    Sound Card
    Realtek ALC268 @ Intel 82801IB ICH9 - High Definition Audio Controller
    Monitor(s) Displays
    1
    Screen Resolution
    1280x800
    Hard Drives
    Samsung SSD 850 EVO 250GB SATA Device (250 GB, SATA-III)
    Internet Speed
    VDSL 50 Mbps
    Browser
    MICROSOFT EDGE
    Antivirus
    WINDOWS DEFENDER
    Other Info
    Legacy MBR installation, no TPM, no Secure Boot, no WDDM 2.0 graphics drivers, no SSE4.2, cannot get more unsupported ;) This is only my test laptop. I had installed Windows 11 here before upgrading my main PC. For my main PC I use everyday see my 2nd system specs.
  • Operating System
    Windows 11 Pro v24H2 (build 26100.2894)
    Computer type
    PC/Desktop
    Manufacturer/Model
    Custom-built PC
    CPU
    Intel Core-i7 3770 3.40GHz s1155 (3rd generation)
    Motherboard
    Asus P8H61 s1155 ATX
    Memory
    2x Kingston Hyper-X Blu 8GB DDR3-1600
    Graphics card(s)
    Gainward NE5105T018G1-1070F (nVidia GeForce GTX 1050Ti 4GB GDDR5)
    Sound Card
    Realtek HD audio (ALC887)
    Monitor(s) Displays
    Sony Bravia KDL-19L4000 19" LCD TV via VGA
    Screen Resolution
    1440x900 32-bit 60Hz
    Hard Drives
    WD Blue SA510 2.5 1000GB SSD as system disk, Western Digital Caviar Purple 4TB SATA III (WD40PURZ) as second
    PSU
    Thermaltake Litepower RGB 550W Full Wired
    Case
    SUPERCASE MIDI-TOWER
    Cooling
    Deepcool Gamma Archer CPU cooler, 1x 8cm fan at the back
    Mouse
    Sunnyline OptiEye PS/2
    Keyboard
    Mitsumi 101-key PS/2
    Internet Speed
    100Mbps
    Browser
    Microsoft Edge, Mozilla Firefox
    Antivirus
    Microsoft Windows Defender
    Other Info
    Legacy BIOS (MBR) installation, no TPM, no Secure Boot, WDDM 3.0 graphics drivers, WEI score 7.4

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