The Windows 11 2022 Update[89] (also known as version 22H2[90][91] and codenamed "Sun Valley 2") is the first and current major update to Windows 11. It carries the build number 10.0.22621. The first preview was released to Insiders who opted in to the Dev Channel on September 2, 2021.[92] The update began rolling out on September 20, 2022. Notable changes in the 2022 Update include:[93]

Redesigned and new Efficiency mode feature in Task Manager
Re-added the drag and drop feature on the taskbar
Improvement to the snap layout experience
New live captions feature
New Smart App Control (SAC) feature for blocking untrusted applications
Split "Focus assist" feature into "Do not disturb" and "Focus"
Included Clipchamp as inbox app

The first component update to Windows 11, version 22H2, codenamed "Moment 1",[94] was released on October 18, 2022 with build 22621.675 and several further changes:[95]

New tabbed browsing feature and refreshed layout of the left navigation pane in the File Explorer
New inline suggested actions feature
Re-introduced taskbar overflow feature
Improvements to the built-in Windows share window

The second component update to Windows 11, version 22H2, codenamed "Moment 2,"[96] was released on February 28, 2023 with build 22621.1344 and several further changes:[97]

Added iOS support in the Phone Link app
New Studio Effects section in the Quick Settings for NPU-compatible devices
Redesigned Quick Assist app
Added third-party apps support in the Widgets panel
Re-introduced tablet-optimized taskbar
Added support for tabs in the Notepad app
New Braille displays and input/output languages support in Narrator
New Energy Recommendations page in the Settings app
Updated touch keyboard option in the Settings app
New Tamil Anjal keyboard
Re-introduced the search box on the taskbar

The third component update to Windows 11, version 22H2, codenamed "Moment 3",[98] was released on May 24, 2023 with build 22621.1778 and several further changes:[99][100]

New presence sensor privacy settings in the Settings app
New VPN icon on the taskbar
Added the ability to show a notification badge on the Start menu's user profile icon
Introduced live captions in more languages
Added the ability to create live kernel memory dumps in Task Manager
Introduced Content Adaptive Brightness Control (CABC) to desktop computers and battery powered devices
New copy button for copying two-factor authentication codes in notification toasts
New USB4 hubs and devices page in the Settings app
Re-introduced the new touch keyboard option in the Settings app
New multi-app kiosk mode
Re-introduced the ability to display seconds in the system clock on the taskbar
Adds support for Bluetooth LE Audio and the LC3 codec

The fourth component update to Windows 11, version 22H2, codenamed "Moment 4",[101] was released on September 26, 2023 with build 22621.2361 and several further changes:[102][103]

The availability of Copilot in Windows (in preview)
New preview flyout when hovering over files under the Recommended section on the Start menu
New volume mixer experience in Quick Settings
Re-introduced the ability to never combine taskbar buttons
Added the ability to hide the time and date in the system tray
Updated notification bell icon in the system tray on the taskbar
Modernized Details pane, Home page, address bar and search box in the File Explorer
New Gallery feature in File Explorer
Added the native support of additional archive file formats (7z, rar, tar)
New Windows Backup app
New screen for restoring from backup during the OOBE
Improvements to backup and restore experience for desktop apps
Added support of Unicode Emoji 15
Added the support of COLRv1 color format
New Narrator natural voices in Simplified Chinese, Spanish (Spain and Mexico), Japanese, English (United Kingdom and India), French, Portuguese, German and Korean
New text authoring experiences in voice access
New Home page in the Settings app
Redesigned Windows Security notification dialogs

As of build 22567, the version string has been changed from "Dev" to "22H2".