notification
nounUK /ˌnəʊtɪfɪˈkeɪʃn/
US /ˌnoʊtɪfɪˈkeɪʃn/
A notification is a message that tells you something.
I got a notification on my phone about a new message.
OTHER MEANINGS
2. The act of officially telling someone about something.
The school sent a notification to parents about the snow day.
3. A formal written notice given to someone.
She received a notification that her application was approved.
4. A pop-up or sound on a device that alerts you.
Turn off notifications during the movie.