I understand that any time you try to use
For this issue, try removing and then adding the emoji keyboard. Check out the steps in the following article to do that:
About the keyboards on your iPhone, iPad, or iPod touch - Apple SupportDelete a third-party keyboard
Go to
Settings > General >Keyboard > Keyboards > Edit. Tap, then tap Done.
You can also delete a keyboard by deleting the companion app that you installed from the App Store. This also removes the keyboard from Settings.
Add or change keyboards - iPhone User GuideAdd a keyboard for another language. Go to
Settings > General >Keyboard > Keyboards > Add New Keyboard.
Thanks for using the Apple Support Communities. Cheers!