Question TextMeshPro Some emojis won't show

We're having trouble seeing all the emojis in our TextMeshPro text. Only some basic ones show up and the rest show as a square symbol:


We're wondering if anyone can help us fix this issue so we can see all the emojis.

Some extra info that might help is that when the text value is sent to our Firestore database, we don't have the problem (therefore, we only need to get them to be shown in the TextMeshPro input field):


Here's our TextMeshPro InputField in the inspector:


Thank you for any help you can provide.