A good method for posting photos on DU.

On a computer save the photo you want to post to the desktop.

Go to postimages.org then click on and drag the photo from
the desktop to postimages’ Choose images box.

The next screen will say Upload completed! and you’ll see
your photo. To the right will be a list of links. At Direct link
click on the blue and white icon at the right to copy your
photo.

In the Photography forum on DU, click on Start discussion and on the
next page type in a title for your photo. In the Discussion text
box right-click paste then at the bottom of the page click Post.