Add a small section on tab tearout in the overview page (#666)

* Shelfing read-only mode docs until it goes in a future release (#653)

* Added maximum history size (#657)

* added maximum history size

* empty commit to poke the bot

* initial commit

* added preview links and small grammatical fixes

* added important preview flag

* moved Important flag to the end of the section to fit Actions docs

* omit unrelated changes that got pulled in from master

* omit actions and profiles changes

TerminalDocs/index.md

@@ -1,9 +1,9 @@
 ---
 title: An overview on Windows Terminal
 description: Learn about Windows Terminal and how it can improve your command line workflow.
-author: cinnamon-msft
-ms.author: cinnamon
-ms.date: 09/22/2020
+author: nguyen-dows
+ms.author: chrnguyen
+ms.date: 05/17/2023
 ms.topic: overview
 ---
 
@@ -25,6 +25,19 @@ Windows Terminal is a modern host application for the command-line shells you al
 
 Any application that has a command line interface can be run inside Windows Terminal. This includes everything from PowerShell and Command Prompt to Azure Cloud Shell and any WSL distribution such as Ubuntu or Oh-My-Zsh.
 
+## Tab tearout ([Preview](https://aka.ms/terminal-preview))
+
+You can tear out tabs in Windows Terminal and create new windows.
+
+![Windows Terminal tab tearout](./images/tear-tab.gif)
+
+You can also drag and drop tabs into existing windows.
+
+![Dragging and dropping tabs into Terminal windows](./images/attach-tab.gif)
+
+> [!IMPORTANT]
+> This feature is only available in [Windows Terminal Preview](https://aka.ms/terminal-preview).
+
 ## Customized schemes and configurations
 
 You can configure your Windows Terminal to have a variety of color schemes and settings. To learn how to customize your prompt with cool themes, see [Tutorial: Set up a custom prompt for PowerShell or WSL with Oh My Posh](./tutorials/custom-prompt-setup.md) To learn how to make your own color scheme, visit the [Color schemes page](./customize-settings/color-schemes.md).