Windows Server build 22518.1000

Windows Server build 22518.1000 is an Insider Preview build of Windows Server based on the Nickel codebase. It was released to Windows Insiders on 8 December 2021 along with its client counterpart.

Voice access
A new feature named "voice access" has been added for navigating with Windows and authoring text by using human voice.

Features
Several previously available features have been rolled out to all users.
 * The ability for personalized combinations of emoji (initially introduced in Windows 11 build 22504).
 * The ability to display the clock and date on all connected monitors' taskbars (initially introduced in build 22509).

File Explorer

 * Several options have been added to File Explorer's right-click context menu:
 * "Install" for font files and  files.
 * "Install certificate" for  files.
 * "Map network drive" and "Disconnect network drive" for This PC.
 * "Disconnect" for network drives.
 * The performance of folder navigation has been improved.

Shell

 * The design of input switcher has been updated with Acrylic background.
 * The "Filter" dropdown menu in File Explorer, which initially appeared in Windows 11 build 22494, has been removed.
 * The visibility of the text in the recent searches flyout (if a contrast mode was enabled) has been improved.
 * The consistency of the background color of the command bar and menu dropdowns when a contrast mode was enabled has been improved.
 * A tooltip will be shown for truncated text in the recent search flyout when hovering over items in the layout.

Settings

 * The preview screen in text input section under Personalization page, which had been missing despite being announced since build 22504, has been added.
 * A new extra-large candidate height option for Simplified Chinese IME users has been added to text input section under Personalization page.

Miscellaneous

 * An underlying platform change has been made to improve the overall performance and reliability of the input switcher for users using multiple keyboard languages and layouts.