If you're not familiar with the emoji picker, it's invoked by pressing the Windows key with the full stop (period) key, and ...

The search feature for the Windows 10 emoji panel is broken after installing the KB5062554 cumulative update released Tuesday, making it not possible to look up emojis by name or keyword.

Windows 10’s July update quietly broke the emoji search panel, frustrating users who rely on it daily. No official fix yet - many are rolling back the update.