Genmoji not updated after iOS 18.2 update

Review the information provided here:

How to get Apple Intelligence - Apple Support

Then let us know the details of your device. We have know idea what you have tried.

• Device language?
• Region?
• Does model number end in CH/A?
• Do you have the other features in the Support Article?
• Are you connected to WiFi to download the additional files?

Reading other people's posts about this, do you have the Emoji Keyboard installed on your iPhone?

If you don't see the emoji keyboard:

1. Go to Settings > General and tap Keyboard.
2. Tap Keyboards, then tap Add New Keyboard.
3. Tap Emoji.