Open Messages for me
In the Messages app or from people you’ve previously sent messages to.
You can also click the Add button Use Memoji stickers and #images.
Note: Sending images and GIFs isn’t available in all countries or regions.
Message effects: Click the Apps button to send the message.
When a message contains a request to do something at a particular time or a request where you provide an answer, you can create a reminder. For example, if someone sends a message such as:
“Call me at 6:00 pm”: Control-click the underlined text and choose Create Reminder.
“Can you get milk tomorrow?”: After you reply “Yes” (or something similar), a suggested reminder appears in the Reminders app Schedule downtime in Screen Time on MacApple Support article: Use Messages with your Mac