In this article, we'll explain how to turn off notifications for posts, stories, and other activities in the Instagram mobile app and on a desktop browser.
How to Turn OFF Notifications on Instagram
The Instagram app's notifications feature gives you a fair amount of control over the types of notifications you receive (or don't want to receive). Follow these steps to turn off post and story notifications.
Open the Instagram app on your mobile device and tap the profile icon in the bottom right corner.
Tap the hamburger menu in the top right corner of your profile page.