How do you delete attachments/photos when opened are in Yahoo mail folder?

To remove Attachments & Photos from Yahoo Email---Click on mail,in left hand columns at bottom is Photo and Attachment 'click on Attachments first and when list comes up,click on Message View at the top. Than click a check in each message you want to remove,or at the bottom click clear all to remove the messages on that page,than click delete . Do the same for each succeeding page. When finished with messages do the same procedure for Photos. If the Photos were in with the original messages,they will have already been deleted.

Right now, are you looking at the list of messages in your Inbox, or are you actually reading a message? If you’re looking at your list of messages: Click in the checkbox to the left of the message you’d like to delete. Then click Delete at either the top or bottom of the list of messages. This will send the email to the Trash folder. While you're reading a single message: Click Delete at either the top or the bottom of the message. This will send the email to the Trash folder. To permanently remove the contents of Trash, click Empty next to the trash folder on the left side of the page. “Are you sure you want to empty this folder?” If so, click Empty to delete... or Don’t Empty if you’d rather not. When messages are emptied from the trash folder, they are permanently deleted from the Yahoo! Mail server and cannot be recovered.

you can't, just delete the E-mail message