If you want to delete Instagram messages from yourself, there are a few different ways to go about it. The first way is to go to your profile and click on the three lines in the top left corner of the screen. From here, you can select “Messages” and then “Delete Messages.” If you want to delete all of your messages at once, you can click on the three lines in the top left corner of the screen and then select “All Messages.” The second way is to go to your account settings and click on “Privacy & Security.” From here, you can select “Message Settings” and then “Delete Messages.” The third way is to go to your account settings and click on “General.” From here, you can select “Message Settings” and then “Delete Messages from All Accounts.” ..