If you aren’t logged into Messenger, enter your phone number and password when prompted before continuing.

If Messenger opens to a page that doesn’t have conversations on it, first tap the Home tab in the bottom-left corner of the screen (iPhone) or the top-left corner of the screen (Android). If Messenger opens into a conversation that you don’t want to use, first tap the “Back” button in the top-left corner of the screen to get back to the Home page.

This process will also work for videos.

Tap the person’s name at the top of the conversation (iPhone) or the ⓘ icon in the top-right corner of the screen (Android). Scroll down to the “Shared Photos” section. Look for the photo you deleted. If you find the photo, try closing and re-opening Facebook Messenger to see if the photo disappears from the “Shared Photos” section. If that doesn’t remove it, you’ll need to delete the whole conversation.

If you aren’t logged in, enter your email address (or phone number) and password, then click Log In.

This process will also work for videos.

If you sent the photo, this icon is to the left of the photo. If someone else in the conversation sent the photo, you’ll see this icon to the right of the photo.

Find the “Shared Photos” section on the right side of the conversation window (you may have to scroll down on the right side). Look for the photo you deleted. If you find the photo, try closing and re-opening your browser. If that doesn’t remove the photo, you’ll have to delete the conversation.

If you aren’t logged into Messenger, enter your phone number and password when prompted before continuing.

If Messenger opens to a conversation, tap the “Back” button in the top-left corner of the screen.

If you have an iPhone 6S or later, be sure to lightly tap and hold the conversation to avoid activating 3D Touch.

Keep in mind that the other person will still have full access to the conversation and photos unless they also delete the conversation.

If you aren’t logged in, enter your email address (or phone number) and password, then click Log In.

Keep in mind that the other person will still have full access to the conversation and photos unless they also delete the conversation.