Although you can easily disable notification on your mac if you know the proper way to do that.
Also Read: How to turn off Apps relaunch on Macbook
Turning off Mail Notification on Mac
Usually, when you turn your mac you get a mail notification for each mail you received since the last time you opened you’ve read the mail from the mailbox.
If you find these pop-up notifications annoying in that case you can easily turn off notifications without turning off your email account.
Step 1 :
Go to Apple Menu > System Preferences
Step 2 :
In System Preference dialogue box. Click on Notification in the top row
Step 3 :
In the Program List on the left side of the box. Select Mail
Step 4 :
On the Right side of the box, Under ‘Mail Alert Style’ click on None icon
Now you no longer get any mail notifications on your mac screen there are some other things you can also adjust such as mail alert sound audio and visual alerts for incoming messages.
You can also make adjustments to some other notifications for other programs on mac. Such as Calendar, Twitter, Video Chat and others.