Here is how to manage notification of new users in slack
- First click on "Admin" button in the left sidebar to open the admin menu
- Then click on "Workspace settings" option in the admin tools menu
- Next click on "Expand" button next to the "Notify of new users" setting
- Then click on the checkbox labeled "Notify everyone when a new teammate joins"
- Finally click on "Save" button to confirm the notification settings








