The instructions apply to Instagram.com and the Instagram app for iOS and Android.

When You Delete a Conversation on Instagram Does It Delete for the Other Person?

Deleting messages only removes them on your end.

Chat conversation, chat message, and Unsend in the Instagram app

If you don’t want to receive any more messages from someone, you canblock them on Instagram.

How Do You Delete Instagram Messages on Both Sides?

To remove an Instagram message for both you and the recipient, unsend the message.

Unsend over a chat message on Instagram.com

On Instagram.com, hover your mouse over the message and select thethree dotsthat appear, then selectUnsend.

The message will disappear for everyone in the conversation.

You’ll have to remove each conversation one by one.

you might’t unsend someone else’s message on Instagram like you might your own.

All you’ve got the option to do is delete the conversation.