How to 'like' a text message on your iPhone using Tapback, the reaction feature built into iMessage

You can "like" a text on your iPhone, along with a variety of other reactions, by tapping and holding it. Here's a guide to the Tapback feature.

How to use bold text in your text messages on an iPhone by enabling subject lines

You can use bold text on your iPhone in text messages by creating a subject line after enabling the feature in Settings. Here ...