Apps and features73Viewing messagesMessages are grouped into message threads by contact.You may incur additional charges for receiving messages when you are roaming.1 Launch the Messages app and tap Conversations.2 On the messages list, select a contact or a phone number.• To reply to the message, tap the message input field, enter a message, and then tap.• To adjust the font size, spread two fingers apart or pinch on the screen.Blocking unwanted messagesBlock messages from specific numbers added to your block list.1 Launch the Messages app and tap → Settings → Block numbers and messages →Block numbers.2 Tap Conversations and select a contact or a phone number. Or, tap Contacts, selectcontacts, and then tap Done.To manually enter a number, enter a phone number under Enter phone number and tap.Setting the message notificationYou can change notification sound, display options, and more.1 Launch the Messages app, tap → Settings → Notifications, and then tap the switch toactivate it.2 Change the notification settings.Setting a message reminderYou can set an alert at an interval to let you know that you have unchecked notifications. Ifthis feature is not activated, launch the Settings app, tap Accessibility → Advanced settings→ Notification reminders, and then tap the switch to activate it.