How to change Query Description/Technical name of a query

<i><b>Hi</b></i> I have couple of questions with Query name changing.

<b>1)Is it possible to change the Technical name of a query?

If Yes how?

2)I could change the description of a query but when the same query is saved in a role how to change its description?</b>

<i><b>Thanks

Ajay</b></i>