Solved I get file too large when pasting install.wim to usb


Is it just a standard Kingston usb pen drive? Maybe try reformatting it and start again? Maybe 32gb is too big. I’ve had some instances where a 32gb has had issues being accepted. Although presumably you’ve got windows 10 on that usb drive so if reformatting it would lose that. So maybe not.
@Hazel123 I have now used another USB a Patriot with 32 GB as well and did your suggestion in the link you provided using Rufus and just now Windows 11 has installed but was forced to use a Microsoft account. Looks like Windows 11 is installed and will play with it tomorrow and see how it goes.
Thanks to @Hazel123 much appreciated.
 

My Computers My Computers

  • At a glance

    Windows 11 Pro 25h2 64bit 26200.8894AMD Ryzen 7 7700X 8 Core AM5Corsair Vengeance 32GB 5600MHz AMD EXPO DDR5Integrated
    OS
    Windows 11 Pro 25h2 64bit 26200.8894
    Computer type
    PC/Desktop
    Manufacturer/Model
    Self-build 09/2023
    CPU
    AMD Ryzen 7 7700X 8 Core AM5
    Motherboard
    ASUS TUF GAMING B650-PLUS WIFI DDR5 PCIe 4.0 ATX
    Memory
    Corsair Vengeance 32GB 5600MHz AMD EXPO DDR5
    Graphics Card(s)
    Integrated
    Sound Card
    Integrated RealTek HD
    Monitor(s) Displays
    ASUS VA24DQ 24" (23.8") Monitor, FHD (1920x1080), IPS, 75Hz,
    Screen Resolution
    1920 x 1080
    Hard Drives
    Samsung 990 PRO 2TB M.2 PCIe 4.0 NVMe SSD/Solid State Drive (C:)
    WDC WD20 EZRX-00D8PB0 SATA 2Tb (E:) Disk Device (VIDEOS)
    WDC WD20 EZRX-22Z5HBO SATA 2Tb (D:) Disk Device (DATA)
    PSU
    Evga 650 Bq, 80+ Bronze 650W, Semi Modular
    Case
    Fractal Design Define 7 Black Mid Tower PC Gaming Case
    Cooling
    3 x 140 case fans
    Keyboard
    Logitech wireless USB
    Mouse
    Logitech wireless USB
    Internet Speed
    74 mbps down 20mbps up
    Browser
    Edge
    Antivirus
    Malwarebytes Premium and Windows Defender
    Other Info
    LG M-DISC WH14NS40 M-DISC Optical drive
  • At a glance

    Windows 11 Home OS build 22621.2134AMD A6-6400K APU (NON WINDOWS 11 COMPLIANT)RAM 8.00 GB (7.19 GB usable)AMD Radeon HD 8470D
    Operating System
    Windows 11 Home OS build 22621.2134
    Computer type
    PC/Desktop
    Manufacturer/Model
    DWT
    CPU
    AMD A6-6400K APU (NON WINDOWS 11 COMPLIANT)
    Motherboard
    ASUS A68HM-K (FM2+ ) (NON WINDOWS 11 COMPLIANT)
    Memory
    RAM 8.00 GB (7.19 GB usable)
    Graphics card(s)
    AMD Radeon HD 8470D
    Sound Card
    Integrated High Definition Audio Device
    Monitor(s) Displays
    TERRA 2447W
    Screen Resolution
    1920x1080 pixels
    Hard Drives
    WDC WDS500G2B0A-00SM50 (SSD) 500GB
    TOSHIBA DT01ACA100 HDD 1TB
    PSU
    300W
    Case
    CiT USB Devil Mesh Gaming Case
    Cooling
    AMD Stock
    Keyboard
    HID Keyboard Device
    Mouse
    HID-compliant mouse
    Internet Speed
    37Mbps down 10Mbps up
    Browser
    Edge
    Antivirus
    Windows Security + Malwarebytes Premium
    Other Info
    Optical Drive ATAPI iHAS124 F DVD Writer
Windows 11 has installed but was forced to use a Microsoft account
You were installing 11 Home, weren't you? Yes, the option to set up with just a local account has been removed from sight in Home (still availabe in Pro). There are ways around it though, which I have documented here:

Bree said:
The MCT for Windows 11 has just become available from Microsoft....

I have used it to build an ESD ISO. The build it contains is 22000.194. I have used this ISO to test if it is still possible to install Windows 11 Home with only a local account....
Install Windows 11 Home using Local Account - post #48
 

My Computers My Computers

  • At a glance

    Windows 11 HomeAMD Athlon Silver 3050U8GBRadeon Graphics
    OS
    Windows 11 Home
    Computer type
    Laptop
    Manufacturer/Model
    Acer Aspire 3 A315-23-R9VY
    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 (from April 2026: 250GB EVO 850)
    Internet Speed
    150 Mbps
    Browser
    Edge, Firefox
    Antivirus
    Defender
    Other Info
    UPDATE - 11 April 2026: due to lid hinges starting to break up this laptop has been retired from active duty. The OS with all software and files has been migrated to my System Seven in 'Other systems' to carry on as my general purpose 'main machine'.

    I've now clean installed 25H2 and used Garlin's scripts to update Secure Boot to CA 2023 and revoke the PCA 2011 certificates. It's new role is to test secure boot issues.

    Info for 2021-2026:
    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, 24H2 on 3rd October 2024 through Windows Update by setting the Target Release Version for 24H2, and 25H2 on 30th September 2025 through Windows Update by setting the Target Release Version for 25H2.
  • At a glance

    Windows 11 ProIntel® Core™ i5-520M8GB(integrated graphics) Intel HD Graphics
    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.
    Upgraded to 25H2 by Enablement Package.

    Also running Insider Dev, and Canary builds and Windows 10 as native boot .vhdx.
  • My SYSTEM THREE is a Dell Latitude 5410, i7-10610U, 32GB RAM, 512GB NVMe ssd, supported device running Windows 11 Pro.

    My SYSTEM FOUR was a 2-in-1 convertible Lenovo Yoga 11e (1st gen) type 20DA, Celeron N2930, 8GB RAM, 256GB ssd. Unsupported device. This has now been sold and replaced by System Eight.

    My SYSTEM FIVE is a Dell Latitude 3190 2-in-1, Pentium Silver N5030, 8GB RAM, 1TB NVMe ssd, supported device running Windows 11 Pro, plus Insider Beta, Dev, and Canary builds (and a few others) as a native boot .vhdx.

    My SYSTEM SIX is a Dell Latitude 5550, Core Ultra 7 165H, 64GB RAM, 1TB NVMe SSD, supported device, Windows 11 Pro 24H2, Hyper-V host machine. Updated to 25H2 on 30th September 2025.

    My SYSTEM SEVEN is a Lenovo Thinkpad T580, Intel Core i7-8650U, 16GB RAM, 512GB NVMe SSD + 2nd 512GB NVMe SSD, a supported device for Windows 11. This is my current general purpose 'main machine'. The installed Windows 11 Home from my System One has been migrated to this machine.

    My SYSTEM EIGHT is a 2-in-1 convertible Lenovo Yoga 11e (5th gen) type 20LN, Celeron N4120, 8GB RAM, 512GB NVMe ssd, a supported device for Windows 11. Currently running Windows 11 Pro, plus Insider Dev, Beta, and Canary builds as native boot vhdx.
Latest versions of Windows 10 and Windows 11 ISO contains WIM file that is big for FAT32 file system.

Files larger than 4GB can NOT be stored on a FAT32 partition. This is due to FAT32 limitation.

If you want to boot under UEFI firmware by utilizing NTFS file system you might fail, as not all UEFI systems are able to boot from external boot media using NTFS.

This tutorial will show you how to extract the needed edition from the original install.wim to get a smaller install.wim file.


1 Extract the required install.wim out of the ISO file or mount the ISO file.

2 Open the Command Prompt by typing cmd.exe into Start Menu, right-click on Cmd.exe, and open it as an administrator.

3 Execute the following DISM command with the correct path to the install.wim to get the index that represents needed Windows edition:

Code:
Dism /Get-WimInfo /WimFile:"E:\Sources\install.wim"

4 Execute following command to create a "Mount" folder at root of C: partition.

Code:
Md C:\Mount

5 Extract the right index (6 in this case as I want to install Windows 10 Pro edition) into a new WIM file via DISM command:

Code:
Dism /Export-Image /SourceImageFile:"E:\sources\install.wim" /SourceIndex:6 /DestinationImageFile:"c:\Mount\install.wim

Replace the "E:\sources\install.wim" path with correct path to the install.wim file.

It reduced the install.wim file size to only 3.80 GB which will now fits within the file size limitation of FAT32.

6. Copy newly created install.wim file stored within C:\Mount folder onto an already prepared USB stick with all the other needed files from the original ISO.
 

My Computer My Computer

At a glance

Windows 11AMD Ryzen 7 5700GMicron Technology DDR4-3200 16GBNVIDIA GeForce RTX 3060
OS
Windows 11
Computer type
PC/Desktop
Manufacturer/Model
HP Pavilion
CPU
AMD Ryzen 7 5700G
Motherboard
Erica6
Memory
Micron Technology DDR4-3200 16GB
Graphics Card(s)
NVIDIA GeForce RTX 3060
Sound Card
Realtek ALC671
Monitor(s) Displays
Samsung SyncMaster U28E590
Screen Resolution
3840 x 2160
Hard Drives
SAMSUNG MZVLQ1T0HALB-000H1
Latest versions of Windows 10 and Windows 11 ISO contains WIM file that is big for FAT32 file system.
Only if you download an ISO directly from Microsoft. The MCT always has, and still does make an ISO with an install.esd that is always smaller that the Fat32 4GB limit. The install.esd made by the MCT for the current release of Windows 11 22000.194 is 3.5GB.

1634253056459.png
 
Last edited:

My Computers My Computers

  • At a glance

    Windows 11 HomeAMD Athlon Silver 3050U8GBRadeon Graphics
    OS
    Windows 11 Home
    Computer type
    Laptop
    Manufacturer/Model
    Acer Aspire 3 A315-23-R9VY
    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 (from April 2026: 250GB EVO 850)
    Internet Speed
    150 Mbps
    Browser
    Edge, Firefox
    Antivirus
    Defender
    Other Info
    UPDATE - 11 April 2026: due to lid hinges starting to break up this laptop has been retired from active duty. The OS with all software and files has been migrated to my System Seven in 'Other systems' to carry on as my general purpose 'main machine'.

    I've now clean installed 25H2 and used Garlin's scripts to update Secure Boot to CA 2023 and revoke the PCA 2011 certificates. It's new role is to test secure boot issues.

    Info for 2021-2026:
    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, 24H2 on 3rd October 2024 through Windows Update by setting the Target Release Version for 24H2, and 25H2 on 30th September 2025 through Windows Update by setting the Target Release Version for 25H2.
  • At a glance

    Windows 11 ProIntel® Core™ i5-520M8GB(integrated graphics) Intel HD Graphics
    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.
    Upgraded to 25H2 by Enablement Package.

    Also running Insider Dev, and Canary builds and Windows 10 as native boot .vhdx.
  • My SYSTEM THREE is a Dell Latitude 5410, i7-10610U, 32GB RAM, 512GB NVMe ssd, supported device running Windows 11 Pro.

    My SYSTEM FOUR was a 2-in-1 convertible Lenovo Yoga 11e (1st gen) type 20DA, Celeron N2930, 8GB RAM, 256GB ssd. Unsupported device. This has now been sold and replaced by System Eight.

    My SYSTEM FIVE is a Dell Latitude 3190 2-in-1, Pentium Silver N5030, 8GB RAM, 1TB NVMe ssd, supported device running Windows 11 Pro, plus Insider Beta, Dev, and Canary builds (and a few others) as a native boot .vhdx.

    My SYSTEM SIX is a Dell Latitude 5550, Core Ultra 7 165H, 64GB RAM, 1TB NVMe SSD, supported device, Windows 11 Pro 24H2, Hyper-V host machine. Updated to 25H2 on 30th September 2025.

    My SYSTEM SEVEN is a Lenovo Thinkpad T580, Intel Core i7-8650U, 16GB RAM, 512GB NVMe SSD + 2nd 512GB NVMe SSD, a supported device for Windows 11. This is my current general purpose 'main machine'. The installed Windows 11 Home from my System One has been migrated to this machine.

    My SYSTEM EIGHT is a 2-in-1 convertible Lenovo Yoga 11e (5th gen) type 20LN, Celeron N4120, 8GB RAM, 512GB NVMe ssd, a supported device for Windows 11. Currently running Windows 11 Pro, plus Insider Dev, Beta, and Canary builds as native boot vhdx.

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