Click on the envelope icon at the top of the screen
A drop down window will pop up
Then click "show all" At bottom of window
Once you click "show all", you'll be directed to a new page with all your messages.
There is a Square box on the right side corresponding to each message.
Check the boxes beside the messages you wish to delete
You can go between all 20or so pages of messages, just keep clicking, the forum will remember ALL your selections.
Once you have selected all the messages you would like to delete, scroll to the bottom of the page
Click on "choose action"
Another window will pop up,
Select "leave conversations"
Then scroll all the way back to the bottom and click the "GO" button
Then click the "save" button in the window that pops up
Congratulations, you have now deleted a message(s)
Yes, its not easy... but I'm amazed and grateful that all the messages got ported over to the new forum. Pretty amazing
