Please note that by default, anyone can view your photos and videos. If you'd like to make sure only your followers see your posts, turn on private posts. Once you turn on private posts, anyone who wants to see your photos or videos will have to send you a follower request, which you can then approve or deny.
When you block someone, they can't see your profile or posts. You can block someone using the Instagram app on your phone or tablet, but not on the web. To block or unblock someone:
- Tap their username to open their profile
- Tap (iPhone/iPad), (Android) or (Windows Phone)
- Tap Block User
To unblock someone, follow the steps above and then tap Unblock User.
If you can't find the person you want to block or unblock, they may have deleted their account or their profile may be unavailable to you.
You can report abusive posts that are sent to you by tapping (iPhone and Windows Phone) at the bottom right of a post or(Android) at the top right of a post and then choosing Report Inappropriate.
If you don't want to see posts that someone sends you, tap (iPhone and Windows Phone) or (Android) on a post they've sent you and choose Ignore posts from this user. You can also block that person or report their profile.
Note: A person won't be notified if you choose to ignore posts they send to you.
When you block someone, that person can't view your photos/videos or search for your Instagram profile. People aren't notified when you block them.
Yes, someone you blocked can mention your username on Instagram and this mention will appear in your Activity. If you block someone and then change your username, it'll prevent them from being able to @mention you.