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There are multiple ways to access and manage notifications. To further customize your notification settings, select your profile picture at the top right corner of Teams, then select 
Settings > 
Notifications. From there you can fine-tune what notifications you receive with the individual drop-downs and where those notifications will show up.
In Activity on the left side of Teams, select More options 
on a notification. From the menu, you can mark a notification as read or unread. You can also turn on or off notifications for a specific channel if you want.
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Go to a channel that shows in your teams list and select More options > Channel notifications. From there, you can choose what activity you get notifications for, and where they show up.
By default, channel mentions are turned off and all new posts will only show in Activity.
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Click on your profile picture in the top right of the app, then select Settings > Notifications. Now you can set type of notifications you want for each type of activity on Teams. If you don't want any emails, just make sure all activity types are set otherwise.
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Keep notifications in the Teams desktop app
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Get notified in app and on desktop
Select Banner and feed and you’ll receive notifications as both a desktop notification and as an alert in your activity feed.
On Windows, notification banners will show in the bottom right of your screen. On macOS, they show in the top right.
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Go to the beginning of a conversation in a channel, then go to the top right corner of the message and select More options > Turn off notifications. Just like muting a chat, turning off notifications to a channel conversation will stop you from receiving updates for that specific conversation.
You'll still receive notifications if someone directly mentions @mentions you.
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Choose your channel notifications
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Notification tips and tricks
How to get all notifications for all activity
By default, you’ll only receive notifications for teams and channels that you haven’t hidden from your teams list.
Once you’ve got all your channels where you want them, you’ll start receiving notifications in Activity. If you’d also like to get these notifications on your desktop, select Settings > Notifications > and select Edit under Shown channels and select Banner and feed.
How to turn down the noise
Some ways to keep your focus on the activity that’s most important to you:
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