Apple has released its 18.4 software update, which includes 8 new emojis. Here they are, ranked from best to worst.

Of the six billion emoji that are sent globally every day, around 70% are emotion based – for example, smiley face, love hearts. A smaller proportion of the emoji sent are sad expressions.

2. Tap the emoji keyboard icon -- the smiley icon -- in the bottom left corner of your screen. 3. Long press on the emoji you want to use. 4. Drag the emoji to the message and release it.