Once posted just like your words here they are there forever, no way to edit or remove once submitted. I guess if there is a significant reason for removing it one can use the contact us link below and ask the powers that be to remove it.

Tamara -- since you love wish lists, ;) ... I started a thread into which people can hopefully write theirs. I wanted to call your attention to it and ask that you please monitor it? Many thanks!! Here is a link that might be useful: Thread for posting GW software improvement-wishes

There is a size limit you may be trying to use a picture that is too large. Try a picture that has been sized to a smaller size.

In Your screenshot I see the options to edit and delete. It is your choice - to remove or edit. Therefore, select and press the corresponding word. And then we act accordingly - or edit or delete them. As for the attempts of your method: No, I have not tried that, because I not see these options in my browser picture. Sorry, I did not quite understand the word " original post". This is apparently the first post in the topic? But it seems I had edited, but not deleted. I'll try in the future.