Windows 10 version 2109

Cobalt · 21H2

Last updated to match version 10.0.21327, see 21H1 for more changes

Start + taskbar

  • Folders in the app list in the Start menu will now be flattened when only 1 item is located in the folder
  • News and interests has been added to the right on the taskbar, including a news feed, weather widget and more, showing the weather on the taskbar
  • Right-clicking locally available files in jumplists will now show an option to "Open File Location"

User Interface

  • Replaces the MDL2 icon set with Segoe Fluent Icons
  • Updates the window opening and closing animations
  • Aero Shake has been removed, shaking a window will no longer hide all other windows

File Explorer

  • The 3D Objects userfolder has been removed as a default library.

Microsoft Edge

  • Removes Microsoft Edge Legacy and replaces it with Microsoft Edge


  • Support for x64 emulation on ARM devices



  • The "Multitasking" page has been renamed to "Multi-tasking"
  • Storage Space settings have been added under "Storage"
  • Sounds now displays a message when microphone permissions have been turned off for the whole system or all apps


  • Toggling the touchpad no longer required admin privileges
  • The notification to pair Bluetooth tdevices will now remain on screen longer


  • Under "Apps & features" > "Optional features" you can now install and uninstall the Snipping Tool
  • Updates a number of strings under "Offline maps"

Time & Language

  • When the timezone in your locations changes, Windows will now show a notification indicating that the timezone is being changed, if the OS isn't certain about this change, it will provide options within the notifications to not change the timezone



  • PowerShell will now run as x64 on ARM64 instead of x86.


  • Adds support for using Ctrl + Backspace to delete an entire word in the Find window, when renaming a key and other places

Snipping Tool

  • Snipping Tool can now be uninstalled through Optional Features

Task Manager

  • Updates the scaling of graphs in the Task Manager's Performance-tab


  • Narrator will now announce that notifications have been cleared when deleting a group of notifications when using the Delete key or Dismiss button
  • Narrator has an updated icon
  • Magnifier has improved, smoother motion when transitioning between mouse and keyboard

Language and input

  • The dictation UI has been updated to appear floating at the bottom of the screen instead of beng locked to the top bar
  • Improved spellchecking and text prediction relevance
  • Undocking the keyboard will now automatically switch it to the small keyboard layout
  • The symbols view has been updated for the small and split keyboard layouts
  • The keyboard layouts are now a nested menu under settings rather than a top-level one
  • Updates the password feedback icon to an eye-icon instead of a blinking-key icon
  • When the keyboard is shown on screens larger than 12", the Esc, Tab and Windows key will be shown as well
  • The candidate bar will now only show up to 5 results and center them for easier access
  • The N’Ko keyboard layout now provides quick access to curreny and other symbols by holding Shift and using the top row

Emoji picker & Clipboard

  • You can now pin items in the clipboard history
  • An option to "Paste as plain text" has been added to the clipboard history

Input Method Editor

  • Revampes the IME design to be more in line with Fluent Design
  • The IME now provides quick access to the emoji picker

And further

  • Support for Emoji 12.1 and 13.0, as well as updates to pre-existing emojis
  • Replaces the display version with "Dev" rather than the YYHH-version, and removes the copyright year from the Windows version dialog


3 Mar '21


24 Feb '21


19 Feb '21


12 Feb '21


1 Feb '21


27 Jan '21


25 Jan '21


21 Jan '21


15 Jan '21


13 Jan '21


6 Jan '21


10 Dec '20