Windows 10 build 10041 (fbl_impressive)

10.0.10041.0.fbl_impressive.150313-1821
Build of Windows 10
Screenshot
OS familyWindows NT
Version number10.0
Build number10041
Build revision0
Architecturex86, x64
Build labfbl_impressive
Compiled on2015-03-13
Expiration date
Timebomb2015-10-01 (+202 days)
About dialog
Windows10-10.0.10041tp-About.png
TCB.png TCBGallery.png

Windows 10 build 10041 (fbl_impressive) is the fifth officially released Technical Preview build of Windows 10, which was released to Windows Insiders in the Fast Ring on 18 March 2015, and to Windows Insiders in the Slow Ring on 24 March 2015.[1] Project Spartan is not included in this build.

Editions and keys[edit | edit source]

Edition / SKU Name Key
Core 334NH-RXG76-64THK-C7CKG-D3VPT
Professional NKJFK-GPHP7-G8C3J-P6JXR-HQRJR
ProfessionalWMC (edition upgrade only) GBFNG-2X3TC-8R27F-RMKYB-JK7QT
Enterprise PBHCJ-Q2NYD-2PX34-T2TD6-233PK
Education (edition upgrade only) NCQDD-DCDRV-HRG6J-4F7PF-TVJDF

New features and changes[edit | edit source]

  • A pin button has been added to Settings. When clicked, it will pin the current page to the Start menu.
  • Title bars for modern apps have been made brighter.

Findings[edit | edit source]

Hidden features[edit | edit source]

The following hidden features have been found within this build:

  • New tray clock user interface - can be enabled by creating key UseWin32TrayClockExperience under [HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\ImmersiveShell]
  • New jumplist in Start - set EnableXamlJumpView to 1 under [HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
  • New volume flyout - enable by setting EnableMtcUvc to 1 under [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\MTCUVC]

Hidden apps[edit | edit source]

There are a few hidden apps in this build:

  • Windows Default Lock Screen - accessed by running C:\Windows\explorer.exe shell:AppsFolder\Microsoft.WindowsDefaultLockScreen_8wekyb3d8bbwe!LockApp
  • Print Dialog - accessed by running C:\Windows\explorer.exe shell:AppsFolder\Windows.PrintDialog_cw5n1h2txyewy!Microsoft.Windows.PrintDialog

Gallery[edit | edit source]

  • Boot screen

    Boot screen

  • Start menu

    Start menu

  • Start screen

    Start screen

  • Internet Explorer 11 (with About dialog)

    Internet Explorer 11 (with About dialog)

  • Windows Default Lock Screen app

    Windows Default Lock Screen app

  • Print Dialog app

    Print Dialog app

  • winver of the debug compile

    winver of the debug compile

References[edit | edit source]

  1. ↑ Windows Experience Blog
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