If you no longer wish to receive certain notifications from Udemy and instructors, you can unsubscribe from them by changing your notification settings.
You can edit your notification settings by following the steps below:
- Move your cursor to the the top right-hand corner of the page
- Click on My Profile and then Notifications on the left hand side
- Select the notifications you wish to receive. If you don't wish to receive any promotional emails, however, then click on the box beside Don't send me any promotional emails
- Click Save
For steps on how to edit the notification settings for a specific course, please refer to this article.