Sorry to hear that - but you might have got an answer if you had had a little patience, as I suggested when I deleted your question that consisted of:
Recently submitted question IS IMPORTANT, TO ME. But all the times I have asked for help, I have not gotten any replies with the answer. Maybe no one out there knows the answer. If they did, why not just post it? All I want is to convert the Text Boxes file to the file input and output.
Posted one hour after the original question (your only other post in the six months you have been here) was posted...on a Saturday...
If you want to go, then all you have to do is close your account:
Hover the mouse over your username at the top of the page, and select "My Settings" from the dropdown that appears.
On the right hand side of the page (under your avatar picture, if any) is a checkbox "Close my account"
Tick this, and press the "Save my Settings" button at the bottom of the page.