How to auto fill emojis

Do you meant like this, when you type LOL for example, you see them here, where you can tap to add like predictive text?

in any case, make sure predictive text is on.

general - keyboard- predictive

.restart phone.

Sounds like predictive is not working. This happen to me last week.

restart your devise.

Then start to type the word and emoji should show, or word will get yellow to tap and add corresponding emoji That shows there.

you might have to actual click emoji directly to start it again.

What does this mean exactly?

Does your iPhone simply insert an outline of the emoji exterior, without filling it with color?

Please describe exactly what you're doing, and what you're seeing, in what context.

Also describe the iPhone model, iOS version, etc.