Windows 10 Insider Preview Build 16257 ISO

Windows 10 Insider Preview Build 16257 ISO

What’s new in Windows 10 Insider Preview  Build 16257


Cortana + search

Taskbar + Action center

User Interface

File Explorer

Microsoft Edge

Edge 41

  • Edge now uses acrylic material in the tab bar and other controls
  • Text will no longer shift when focus is given to the addressbar due to “http://” appearing

F12 Tools

EdgeHTML 16






Network & Internet




Time & language


Ease of Access

  • Eye control beta has been added as a new accessibility option



Update & Security

Mixed Reality


Ink Workspace



  • Windows no supports eye control
  • The Eye Control launchpad is now shown when Eye Control is enabled

Language and input

  • Improved performance of the touch keyboard after tapping the touch keyboard button in the taskbar
  • Updates the design of the Japanese curve-flick touch keyboard to show numbers and English letters in a smaller font


Other features

  • Improved information on the Windows Defender Application Guard startup dialog
  • Improved performance for WDAG containers

And further

  • The Windows Console has a new default color scheme
  • The Computer\HKLM\Software\Microsoft\HVSI\SuspendOnContainerClose-key has been added to allow users to optimize WDAG launch times during active browser by not suspending the WDAG container when the window is closed

Fixed issues

  • Fixes an issue where right-clicking an image in Edge and selecting “Copy” would result in the image’s URL being copied instead of the image itself
  • Fixes an issue where a tab in full screen mode would only close the content and not the tab when using Ctrl + W
  • Fixes an issue where two unrelated tabs in Edge may cause a tab related to the first one to appear behind the next one
  • Fixes an issue where using Win + H to dictate into a UWP app’s text field didn’t work
  • Fixes an issue where the Japanese IME predicition candidates position was shifted and overlapping with typed text if you set the page zoom level to something other than 100% in Edge
  • Fixes a number of issues with networking inside WDAG containers
  • Fixes an issue where WDAG launches resulted in error code 0x02, 0x00, 0x02 or 0x0c
  • Fixes an issue where only part of the WDAG window was displayed after launch
  • Fixes an issue where the battery flyout would show “%1!s!%2!s!% until fully charged”
  • Fixes an issue where some network settings would be lost after upgrading and reverting to default
  • Fixes an issue with Storage Spaces
  • Fixes an issue where switching to a new tab and back in Edge would cause Narrator to start reading from the top of the page again instead of where you left off
  • Fixes an issue where right-clicking on a folder in File Explorer and saying “Scan with Widnows Defender” didn’t work if the folder’s name contained a #
  • Fixes an issue where the Windows Search Service might get stuck on initialization after upgrading
  • Fixes an issue where some games like Wargaming’s World of Tanks, World of Warships and World of Warplanes would hang or freeze on 32bit hardware
  • Fixes an issue where Insiders may not see any build younger than 16241

Known issues

  • Eye tracking does not work correctly in direct sunlight
  • The Eye Control launchpad will partially block the Tobii UI when calibrating
  • Shape-writing with Eye Contro lmay get stuck
  • The reposition UI icon in the Eye Control launchpad may take focus after exiting text-to-speech
  • Start, Action center and notification toasts may have no background
  • Connecting to a VPN using an app downloaded from the Windows Store will result in a system crash
  • Action center may show an incorrect number of new notifications
  • Suggested apps may be shown in start despite the setting being turned off
  • Installing or updating Store apps may result in error 80070057
  • Connecting to a VPN with an app downloaded from the Windows Store may fail

Change log information taken from

Thanks To WZOR



Decrypter Key



Windows 10 Insider Preview Build 16257 ISO

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