Why don’t I get Instagram notifications on my iPhone?

The most likely reason why Instagram notifications not working on your iPhone is probably you turned Notifications for Instagram off. Go to Settings > Notification > Instagram. Enable Allow Notifications and Show On Lock Screen. Change the default sound to any other.

How do you fix Instagram Notifications not working?

Instagram notifications not working? Learn how to fix them
  1. Check your push notification settings. …
  2. Check your phone notification settings for the Instagram app. …
  3. Clear the cache data from the Instagram application. …
  4. Reinstall Instagram onto your iPhone or Android device.