To turn off iMessage on Mac, you must bounce of Messages.
This is the only way to bail out of your iMessage account in the Messages app on your Mac.
When you drop off of iMessage using this method, you will no longer receive iMessages on your Mac.
Likewise, this method will also log you out of other services such as FaceTime and iCloud.
This way, you’ve got the option to hide your chats from anyone.
you’re free to also only disable iMessage notifications on Mac.
This method is suitable if you do not want to be distracted by chats while using your Mac.
What to do to disable iMessage notifications on Mac?
This method will allow you not to lose access to your messages.
You will not receive notifications while the Message app is closed.
What to do to mute chats one at a time?
you might also turn off a particular chat, so you dont get notifications while using the Mac.
To receive notifications again, follow the same steps.
How can you customize notifications in Messages parameters?
you could customize the notifications for Messages on your Mac.
The default is always, but you’re free to choose 30 days or a year.
The default setting is Note.
Tap the drop-down list icon and snag the desired sound.
To enlarge the font, move it to the right.
To decrease, you have to move the slider to the left.