Insider KB5044388 Windows 11 Insider Dev build 26120.1930 (24H2) - Oct. 4


UPDATE 10/11:


 Windows Blogs:

Hello Windows Insiders, today we are releasing Windows 11 Insider Preview Build 26120.1930 (KB5044388) to the Dev Channel.

Changes in Dev Channel builds and updates are documented in two buckets: new features, improvements, and fixes that are being gradually rolled out for Insiders who have turned on the toggle to get the latest updates as they are available (via Settings > Windows Update)* and then new features, improvements, and fixes rolling out to everyone in the Dev Channel. For more information, see the Reminders section at the bottom of this blog post.


Changes and Improvements gradually being rolled out to the Dev Channel with toggle on*

[General]

  • This update includes a small set of general improvements and fixes that improve the overall experience for Insiders running this build on their PCs.

[Fonts]

  • There is a new simplified Chinese font (Simsun-ExtG) with 9,753 ideographs supporting Unicode Extensions G, H and I. Included is the highly requested character for Biangbiang noodles. This character U+30EDD is said to be the most complicated Chinese character, as you can see in the image below. We are aware that some applications may not be able to display these new extension characters yet.
    • Unicode range G 30000-3134A (4,939 chars)
    • Unicode range H 31350-323AF (4,192 chars)
    • Unicode range I 2EBF0-2EE5D (622 chars)

    Biangbiang character Unicode 30EDD.
    Biangbiang character Unicode 30EDD.

[Windows Sandbox]

  • The new Windows Sandbox Client Preview that began rolling out with Build 26120.1843 should now be available to all Insiders in the Dev Channel.


    Windows Sandbox Client Preview with new dropdown showing clipboard redirection, audio/video input control, and the ability to share folders with the host.
    Windows Sandbox Client Preview with new dropdown showing clipboard redirection, audio/video input control, and the ability to share folders with the host.

Fixes gradually being rolled out to the Dev Channel with toggle on*

[Other]

  • Fixed an issue for some Insiders with dual boot devices, where the boot menu (where you select which OS to boot into) wasn’t displaying correctly (the color was wrong, and it might only display in half the available space).

Changes and Improvements gradually being rolled out to everyone in the Dev Channel

[Settings]

  • We are adding the ability to configure the Copilot key. You can choose to have the Copilot key launch an app that is MSIX packaged and signed, thus indicating the app meets security and privacy requirements to keep customers safe. The key will continue to launch Copilot on devices that have the Copilot app installed until a customer selects a different experience. This setting can be found via Settings > Personalization > Text input. If the keyboard connected to your PC does not have a Copilot key, adjusting this setting will not do anything. We are planning further refinements to this experience in a future flight.


    New setting for configuring the Copilot key highlighted in a red box.
    New setting for configuring the Copilot key highlighted in a red box.

Known issues

[General]

  • This build may fail to install with error 0x800f0983. If you see this error, please try to install it again, as it should work on retry. If it stays on 0%, please be patient – it should proceed.

[Start menu]

  • If you click or tap on a letter on Start menu’s All apps list, the All apps list may break. If you encounter this issue, please try rebooting or restarting explorer.exe to fix it.

New Clock widgets: Countdown and Timer

We are rolling out a Clock app update to Windows Insiders across all Insider Channels that includes two new clock widgets: countdown and timer. Make sure you have the latest version of the Clock app update from the Microsoft Store (version 11.2408.9.0 and higher). After you open the widgets board, you can open the widgets picker by clicking the “+” button in the top right corner where you would be able to add these widgets to your board.


New countdown and timer widgets from the Clock app showing on the widgets board.
New countdown and timer widgets from the Clock app showing on the widgets board.

FEEDBACK: Please file feedback in Feedback Hub (WIN + F) under Apps > Clock App.

Reminders for Windows Insiders in the Dev Channel

  • Windows Insiders in the Dev Channel receive updates based on Windows 11, version 24H2 via an enablement package (Build 26120.xxxx).
  • Updates delivered to the Dev Channel are in a format that offers a preview of enhancements to servicing technology on Windows 11, version 24H2. To learn more, see Introducing Windows 11 checkpoint cumulative updates.
  • Many features in the Dev Channel are rolled out using Control Feature Rollout technology, starting with a subset of Insiders and ramping up over time as we monitor feedback to see how they land before pushing them out to everyone in this channel.
  • For Windows Insiders in the Dev Channel who want to be the first to get features gradually rolled out to you, you can turn ON the toggle to get the latest updates as they are available via Settings > Windows Update*. Over time, we will increase the rollouts of features to everyone with the toggle turned on. Should you keep this toggle off, new features will gradually be rolled out to your device over time once they are ready.
  • Features and experiences included in these builds may never get released as we try out different concepts and get feedback. Features may change over time, be removed, or replaced and never get released beyond Windows Insiders. Some of these features and experiences could show up in future Windows releases when they’re ready.
  • Some features in active development we preview with Windows Insiders may not be fully localized and localization will happen over time as features are finalized. As you see issues with localization in your language, please report those issues to us via Feedback Hub.
  • Because the Dev and Beta Channels represent parallel development paths from our engineers, there may be cases where features and experiences show up in the Beta Channel first.
  • Check out Flight Hub for a complete look at what build is in which Insider channel.
Thanks,
Amanda & Brandon


 Source:



Check Windows Updates


UUP Dump:

64-bit ISO download:

ARM64 ISO download:

 
Last edited:
I'm curious, is there anyone here with unsupported hardware who was able to install this via WU? After reading a translated comment over on a German forum about this build, I'm beginning to wonder if the reason I only got a 0xc1900101 when attempting WU to get to this build was because of this:

"A simple Windows update to „unsupported hardware“ – as before – is no longer possible! All that remains is the Inplace Upgrade option with Zero Limit Iso"

So, yes, I used an ISO to do it, but that's obviously not practical to do on an ongoing basis.

0xC1900101 is so broad that it doesn't necessarily mean anything in and of itself. There was even a fix for a 0xc1900101 in the last Canary (not that I use Canary), and that likely had nothing to do with unsupported hardware.

So, it's plausible that the 0xc1900101 I got in Dev is just a bug that some are hitting, which is what leads me to ask for more experiences with unsupported hardware and Dev.
I just had this problem with one machine and I had to install it with ISO using server option.
 

My Computer

System One

  • OS
    Windows 11
    Computer type
    PC/Desktop
    Manufacturer/Model
    Asus/Custom Build
    CPU
    Intel® Xeon® X5690 3.47GHz Six-Core
    Motherboard
    Asus P6T Deluxe v2
    Memory
    G.Skill PC3-12800 1600MHz 24GB
    Graphics Card(s)
    NVIDIA GeForce GTX 1050
    Sound Card
    SoundMAX ADI AD2000B HD Audio
    Monitor(s) Displays
    Acer T232HL Touch Screen
    Screen Resolution
    1920 x 1080 @ 60Hz
    Hard Drives
    6 Crucial MX500 SSD 1TB each.
    PSU
    Thermaltake Toughpower Gold 850W
    Case
    Thermaltake Armor VA8000SWA
    Cooling
    Thermaltake Air Cooling System
    Keyboard
    Illuminated Multimedia LED Keyboard
    Mouse
    M16 Dual Mode Illuminated Mouse - Bluetooth / 2.4 GHz Mode
    Internet Speed
    800 Mbps
    Browser
    Edge / Opera / Vivaldi / Chrome / Firefox / Brave
    Antivirus
    Windows Defender Security
It's slow to install because this is a full feature update, not a simple CU, as rseiler spotted earlier. Seems overkill for a minor build update.
Thanks for the update!
I didn't know about the detail. I though it was some other problem.
 

My Computer

System One

  • OS
    Windows 11
    Computer type
    PC/Desktop
    Manufacturer/Model
    Asus/Custom Build
    CPU
    Intel® Xeon® X5690 3.47GHz Six-Core
    Motherboard
    Asus P6T Deluxe v2
    Memory
    G.Skill PC3-12800 1600MHz 24GB
    Graphics Card(s)
    NVIDIA GeForce GTX 1050
    Sound Card
    SoundMAX ADI AD2000B HD Audio
    Monitor(s) Displays
    Acer T232HL Touch Screen
    Screen Resolution
    1920 x 1080 @ 60Hz
    Hard Drives
    6 Crucial MX500 SSD 1TB each.
    PSU
    Thermaltake Toughpower Gold 850W
    Case
    Thermaltake Armor VA8000SWA
    Cooling
    Thermaltake Air Cooling System
    Keyboard
    Illuminated Multimedia LED Keyboard
    Mouse
    M16 Dual Mode Illuminated Mouse - Bluetooth / 2.4 GHz Mode
    Internet Speed
    800 Mbps
    Browser
    Edge / Opera / Vivaldi / Chrome / Firefox / Brave
    Antivirus
    Windows Defender Security
This is in the blog, but from what I have seen, they only fixed one particular case that was happening when HDR was turned on with the NVIDIA RTX adapter.
Is anybody still getting the weird pink multiboot menu with this Build?
  • Fixed an issue for some Insiders with dual boot devices, where the boot menu (where you select which OS to boot into) wasn’t displaying correctly (the color was wrong, and it might only display in half the available space).
1728108154497.png
 

My Computer

System One

  • OS
    Windows 11 Pro
    Computer type
    PC/Desktop
    Manufacturer/Model
    Dell XPS 8930
    CPU
    Intel I9-9900K
    Memory
    64GB
    Graphics Card(s)
    NVIDIA RTX 2060
    Sound Card
    NVIDIA High Definition Audio
    Monitor(s) Displays
    4k Samsung
    Screen Resolution
    3480 x 2160
    Hard Drives
    512GB NVMe, ADATA SU 800, 2TB HDD
I'm curious, is there anyone here with unsupported hardware who was able to install this via WU? After reading a translated comment over on a German forum about this build, I'm beginning to wonder if the reason I only got a 0xc1900101 when attempting WU to get to this build was because of this:

"A simple Windows update to „unsupported hardware“ – as before – is no longer possible! All that remains is the Inplace Upgrade option with Zero Limit Iso"

So, yes, I used an ISO to do it, but that's obviously not practical to do on an ongoing basis.

0xC1900101 is so broad that it doesn't necessarily mean anything in and of itself. There was even a fix for a 0xc1900101 in the last Canary (not that I use Canary), and that likely had nothing to do with unsupported hardware.

So, it's plausible that the 0xc1900101 I got in Dev is just a bug that some are hitting, which is what leads me to ask for more experiences with unsupported hardware and Dev.
Yes, I installed it on an old Dell 6430 under WU.
 

My Computers

System One System Two

  • OS
    Win 11 Pro (24H2 RP)
    Computer type
    Laptop
    Manufacturer/Model
    Acer AN515-54
    CPU
    Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz 2.40 GHz
    Memory
    32GB
    Graphics Card(s)
    Nvidia GeForce GTX 1650, Intel UHD 630
    Monitor(s) Displays
    Acer CB272D
    Screen Resolution
    1920x1080
    Hard Drives
    256GB and 1T SSD
    Keyboard
    Logitech K375S
    Mouse
    Logitech M510
    Internet Speed
    250MB
    Browser
    Edge
    Antivirus
    Windows Defender
  • Operating System
    Win 11 Pro (Insider Dev Channel, unsupported)
    Computer type
    Laptop
    Manufacturer/Model
    Dell E6430
    CPU
    Intel(R) Core(TM) i7-3540M CPU @ 3.00GHz 3.00 GHz (non-compliant)
    Memory
    16 GB
    Graphics card(s)
    Intel HD Graphics 4000, NVIDIA NVS 5200M
    Screen Resolution
    1366x768
    Antivirus
    Windows Defender
So this was a biggie... long time to download, long long time to instal and a long long time to run a cleanup.

All seems OK although I noticed all my custom registry entries for fonts (the Windows Current User WindowsMetrics key) had been reset to default values. Other updates have never touched this. Fortunately I exported the key weeks ago and so it was only a moments job to restore.

Free disk space shot down following all this but after a cleanup I'm around 7Gb up on the deal vs disk space before the update. Although nearly 31GB marked for cleanup I ultimately only saw around 24GB reclaimed.

Wonder how Macrium image size will compare. Next on the list after all this.

Screenshot 2024-10-05 131452.png

Screenshot 2024-10-05 132506.png
 

My Computer

System One

  • OS
    W11 Pro x64 24H2 Dev
    Computer type
    Laptop
    Manufacturer/Model
    Dell 7760 Mobile Precision 17"
    CPU
    Intel i5
    Motherboard
    Unknown
    Memory
    8Gb
    Graphics Card(s)
    Intel HD Graphics
    Sound Card
    Realtek
    Monitor(s) Displays
    Internal
    Hard Drives
    2 x 256Gb SSD
    PSU
    Dell 240 watt
    Mouse
    Dell Premier Bluetooth
    Internet Speed
    50Mbps
    Browser
    Edge
    Antivirus
    Default Microsoft Security

My Computers

System One System Two

  • OS
    Windows 11 Pro for Workstations
    Computer type
    Laptop
    Manufacturer/Model
    ASUSTeK COMPUTER INC. TUF Gaming FX705GM
    CPU
    2.20 gigahertz Intel i7-8750H Hyper-threaded 12 cores
    Motherboard
    ASUSTeK COMPUTER INC. FX705GM 1.0
    Memory
    24428 Megabytes
    Graphics Card(s)
    Intel(R) UHD Graphics 630 / NVIDIA GeForce GTX 1060
    Sound Card
    Intel(R) Display Audio / Realtek(R) Audio
    Monitor(s) Displays
    Integrated Monitor (17.3"vis)
    Screen Resolution
    FHD 1920X1080 16:9
    Hard Drives
    2 SSD SATA/NVM Express 1.3
    WDS500G2B0A-00SM50 500.1 GB
    WDCSDAPNUW-1002 256 GB
    PSU
    19V DC 6.32 A 120 W
    Cooling
    Dual Fans
    Mouse
    MS Bluetooth
    Internet Speed
    Fiber 1GB Cox -us & 400MB Orange-fr
    Browser
    Edge Canary- Firefox Nightly-Chrome Dev
    Antivirus
    Windows Defender
    Other Info
    VMs of Windows 11 stable/Beta/Dev/Canary
    VM of XeroLinux- Arch based & Debian 12
  • Operating System
    Windows 11 Insider Canary
    Computer type
    Laptop
    Manufacturer/Model
    ASUS X751BP
    CPU
    AMD Dual Core A6-9220
    Motherboard
    ASUS
    Memory
    8 GB
    Graphics card(s)
    AMD Radeon R5 M420
    Sound Card
    Realtek
    Monitor(s) Displays
    17.3
    Screen Resolution
    1600X900 16:9
    Hard Drives
    1TB 5400RPM
@dbartenstein and @OAT

OK, so this is not as clear as I thought then. What workaround does each of you use for WU? I use v13 of Skip_TPM_Check_on_Dynamic_Update.cmd.
 

My Computer

System One

  • OS
    Windows 11
OK, so this is not as clear as I thought then. What workaround does each of you use for WU? I use v13 of Skip_TPM_Check_on_Dynamic_Update.cmd.
I have two unsupported devices running Dev, my Systems Two and Four in My Computers below. I use v13 of that script too. Both fail to upgrade with error 0xc1900101. My supported System Five also runs Dev and has upgraded successfully.

Screenshot 2024-10-05 155025.png
 

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.
@Bree So either the two I mentioned in my last post are using a different workaround (I'm not aware of any others for WU though) or it maybe depends on in what specific ways the given system is unsupported (there are several criteria). In my case, I have no TPM at all and no Secure Boot and the CPU is only Intel Core 2nd gen, so I hit the trifecta.
 

My Computer

System One

  • OS
    Windows 11
It's slow to install because this is a full feature update, not a simple CU, as rseiler spotted earlier. Seems overkill for a minor build update.

I was thinking on this and wondering if it could be for a valid reason. Does an update like this effectively 'reset' everyone running the Dev builds to a known starting point. In my case my altered registry settings were set back to defaults for example.

Could it stop tweaks and problems being carried forward and so let MS get a truer picture of how its all going?
 

My Computer

System One

  • OS
    W11 Pro x64 24H2 Dev
    Computer type
    Laptop
    Manufacturer/Model
    Dell 7760 Mobile Precision 17"
    CPU
    Intel i5
    Motherboard
    Unknown
    Memory
    8Gb
    Graphics Card(s)
    Intel HD Graphics
    Sound Card
    Realtek
    Monitor(s) Displays
    Internal
    Hard Drives
    2 x 256Gb SSD
    PSU
    Dell 240 watt
    Mouse
    Dell Premier Bluetooth
    Internet Speed
    50Mbps
    Browser
    Edge
    Antivirus
    Default Microsoft Security
I have two unsupported devices running Dev, my Systems Two and Four in My Computers below. I use v13 of that script too. Both fail to upgrade with error 0xc1900101. My supported System Five also runs Dev and has upgraded successfully.
@rseiler I run all my Insider builds as native boot vhdx. As such I could copy the Dev .vhdx from my unsupported System Four to an external SSD, native boot that on my supported System Five to complete the upgrade, then copy it back to my System Two. So far that's the only way I have found to upgrade that unsupported device to the latest Dev build.
 

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.
@dbartenstein and @OAT

OK, so this is not as clear as I thought then. What workaround does each of you use for WU? I use v13 of Skip_TPM_Check_on_Dynamic_Update.cmd.
I did my original Dev install using Rufus quite a while back and I've never had any issues with a WU update.
 

My Computers

System One System Two

  • OS
    Win 11 Pro (24H2 RP)
    Computer type
    Laptop
    Manufacturer/Model
    Acer AN515-54
    CPU
    Intel(R) Core(TM) i5-9300H CPU @ 2.40GHz 2.40 GHz
    Memory
    32GB
    Graphics Card(s)
    Nvidia GeForce GTX 1650, Intel UHD 630
    Monitor(s) Displays
    Acer CB272D
    Screen Resolution
    1920x1080
    Hard Drives
    256GB and 1T SSD
    Keyboard
    Logitech K375S
    Mouse
    Logitech M510
    Internet Speed
    250MB
    Browser
    Edge
    Antivirus
    Windows Defender
  • Operating System
    Win 11 Pro (Insider Dev Channel, unsupported)
    Computer type
    Laptop
    Manufacturer/Model
    Dell E6430
    CPU
    Intel(R) Core(TM) i7-3540M CPU @ 3.00GHz 3.00 GHz (non-compliant)
    Memory
    16 GB
    Graphics card(s)
    Intel HD Graphics 4000, NVIDIA NVS 5200M
    Screen Resolution
    1366x768
    Antivirus
    Windows Defender
@rseiler I run all my Insider builds as native boot vhdx. As such I could copy the Dev .vhdx from my unsupported System Four to an external SSD, native boot that on my supported System Five to complete the upgrade, then copy it back to my System Two. So far that's the only way I have found to upgrade that unsupported device to the latest Dev build.
If your host OS on unsupported pc is Pro, a variant on that would be to mount the vhdx on unsupported pc to a Hyper-V virtual machine with the tpm emulator enabled and upgrade in the vm.

Then close down Hyper-V vm and native boot vhdx thereafter.

You would need to ensure you have an EFI partition in the vhdx file. You can clone host efi partition to unsupported vhdx file (do the clone one the host).

That is what I do on my unsupported Lenovo.

You only need to clone efi once.
It can be after the main C drive.

You may need to boot from a Macrium Reflect iso and use the fix windows boot entry option the first time.

This method is essentially same as yours except using a Hyper-V VM rather than a separate pc.

In fact a few years ago, you could only build upgrade a native boot vhdx on host via a virtual machine but somewhere along the line MS removed the restriction allowing vhdx files to be upgraded on host. I think I was the first to report this on this forum (before the following post).


So I am not really coming up with a new solution but revisiting an old solution.

If your host OS is only Home, create a pro native boot vhdx to run Hyper-V. It does not need the Pro vhdx to be activated.
 

My Computer

System One

  • OS
    Windows 11 Pro + Win11 Canary VM.
    Computer type
    Laptop
    Manufacturer/Model
    ASUS Zenbook 14
    CPU
    I9 13th gen i9-13900H 2.60 GHZ
    Motherboard
    Yep, Laptop has one.
    Memory
    16 GB soldered
    Graphics Card(s)
    Integrated Intel Iris XE
    Sound Card
    Realtek built in
    Monitor(s) Displays
    laptop OLED screen
    Screen Resolution
    2880x1800 touchscreen
    Hard Drives
    1 TB NVME SSD (only weakness is only one slot)
    PSU
    Internal + 65W thunderbolt USB4 charger
    Case
    Yep, got one
    Cooling
    Stella Artois (UK pint cans - 568 ml) - extra cost.
    Keyboard
    Built in UK keybd
    Mouse
    Bluetooth , wireless dongled, wired
    Internet Speed
    900 mbs (ethernet), wifi 6 typical 350-450 mb/s both up and down
    Browser
    Edge
    Antivirus
    Defender
    Other Info
    TPM 2.0, 2xUSB4 thunderbolt, 1xUsb3 (usb a), 1xUsb-c, hdmi out, 3.5 mm audio out/in combo, ASUS backlit trackpad (inc. switchable number pad)

    Macrium Reflect Home V8
    Office 365 Family (6 users each 1TB onedrive space)
    Hyper-V (a vm runs almost as fast as my older laptop)

My Computer

System One

  • OS
    Windows 11
This awfully similar issue (but not about Windows Update) has been making the rounds in the press this week. I wonder if it's coincidental given what some of us experienced with Dev. Maybe, maybe not.

IMO, that news article is just typical wanabee journalism regurgitating other older articles.

It does not really say anything new that has not been discussed many times on this forum.
 

My Computer

System One

  • OS
    Windows 11 Pro + Win11 Canary VM.
    Computer type
    Laptop
    Manufacturer/Model
    ASUS Zenbook 14
    CPU
    I9 13th gen i9-13900H 2.60 GHZ
    Motherboard
    Yep, Laptop has one.
    Memory
    16 GB soldered
    Graphics Card(s)
    Integrated Intel Iris XE
    Sound Card
    Realtek built in
    Monitor(s) Displays
    laptop OLED screen
    Screen Resolution
    2880x1800 touchscreen
    Hard Drives
    1 TB NVME SSD (only weakness is only one slot)
    PSU
    Internal + 65W thunderbolt USB4 charger
    Case
    Yep, got one
    Cooling
    Stella Artois (UK pint cans - 568 ml) - extra cost.
    Keyboard
    Built in UK keybd
    Mouse
    Bluetooth , wireless dongled, wired
    Internet Speed
    900 mbs (ethernet), wifi 6 typical 350-450 mb/s both up and down
    Browser
    Edge
    Antivirus
    Defender
    Other Info
    TPM 2.0, 2xUSB4 thunderbolt, 1xUsb3 (usb a), 1xUsb-c, hdmi out, 3.5 mm audio out/in combo, ASUS backlit trackpad (inc. switchable number pad)

    Macrium Reflect Home V8
    Office 365 Family (6 users each 1TB onedrive space)
    Hyper-V (a vm runs almost as fast as my older laptop)
Damn , my windows store app update or KB5043954 all stuck at installing and wont complete after update to this version
 
Last edited:

My Computer

System One

  • OS
    Windows 11 insider dev
    Computer type
    PC/Desktop
    Manufacturer/Model
    msi x370 gaming plus with 5700x and gtx1080ti
    CPU
    Amd 5700x
    Motherboard
    msi x370 gaming plus
    Memory
    64gb kingston
    Graphics Card(s)
    Gtx1080ti
This is in the blog, but from what I have seen, they only fixed one particular case that was happening when HDR was turned on with the NVIDIA RTX adapter.
Is anybody still getting the weird pink multiboot menu with this Build?
  • Fixed an issue for some Insiders with dual boot devices, where the boot menu (where you select which OS to boot into) wasn’t displaying correctly (the color was wrong, and it might only display in half the available space).
View attachment 111230
My System Five is still pink/half-size with 26120.1903.

There is a reasonably acceptable workaround, thanks go to cereberus.

A partial workaround is to run MSCONFIG, select boot tab and check option Base Video and option to Make all boot settings permanent.

This tells the bios to display the graphics screen in a slightly lower resolution (1024x768 on my tablet).

So you get a normal looking screen on bootup albeit it does not fill entire screen but it looks much better than the screen display only using left half.
 

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.
So, it's plausible that the 0xc1900101 I got in Dev is just a bug that some are hitting, which is what leads me to ask for more experiences with unsupported hardware and Dev.
The clue to why we get this bug, but didn't for the Canary channel's recent feature update, could be in the type of update being downloaded. This Dev update is labelled as (ge_release_upr), in other words it's an update repair version.


screenshot-2024-10-05-155025-png.111276


A normal full feature update is just called (ge_release).

1728207408788.png

Option One
Repair Install Windows 11 via Windows Update

This will download and install a repair version of the OS. This operation reinstalls the OS that you have and will not remove any files, settings, or apps.

 

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.
Same as many other... i have no TPM or UEFI etc... i have NO problems AT ALL on ANY PREVIOUS VERSION. This, the 1930 print the same error. Now i find various files fixed using SFC&C. then i RESET Windows update using command line and i re-try... OTHERWISE... I have the feeling that some other method will appear soon..." unless Microsoft wants HAMMER THE FINGER ITSELF... and say "D'OH.
 

My Computer

System One

  • OS
    Windows11 26020.1000
    Computer type
    PC/Desktop
    Manufacturer/Model
    Build
    Motherboard
    ASUS
    Memory
    12GB
    Screen Resolution
    1080x1090
    Hard Drives
    2X500
I was thinking on this and wondering if it could be for a valid reason. Does an update like this effectively 'reset' everyone running the Dev builds to a known starting point. In my case my altered registry settings were set back to defaults for example.

Could it stop tweaks and problems being carried forward and so let MS get a truer picture of how its all going?

Certainly plausible, but it sure would be nice if they would communicate stuff instead of acting all black box-y. But if you're right, maybe we're on the precipice of:

 

My Computer

System One

  • OS
    Windows 11
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