Unable to access Emoji on my Iphone XR

If you can't see the emoji keyboard, make sure it's been added.

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

Have fun with emoji - Apple Support (IN)

If you are using a third-party messaging app.

If you encounter any challenges with third-party applications, the best course of action is to directly contact the app developer for further assistance. Here's a brief guide on how to do it:

1. Identify the app developer.
2. Visit their website or app store listing.
3. Look for their contact information or support channels.
4. Clearly describe the issue you are facing.
5. Provide any necessary information they may need.
6. Follow their instructions and provide feedback.
7. Be patient and follow up if needed.

By reaching out to the app developer, you increase your chances of receiving accurate and personalized support for the challenges you're experiencing. To contact an App developer --> How to contact an app developer - Apple Support