This tutorial will show you how to add or remove the Search button on the taskbar for your account or all users in Windows 11.
The Search button on the taskbar allows you to quickly use Windows Search (Win+S) to search for apps, documents, email, files, folders, music, people, photos, settings, and videos on your device, and to search the web.
Reference:
https://support.microsoft.com/en-us/windows/hide-and-unhide-your-search-box-in-windows-6d8252b7-864f-c1b6-6a56-3eea0cda08dc
https://techcommunity.microsoft.com/t5/windows-it-pro-blog/customizing-search-on-the-windows-11-taskbar/ba-p/3730314
The Search button on the taskbar also allows you to quickly open your Top apps and Recent apps, and perform Quick searches to web search for...