This document explains how to clone order as Quote.
Login to WMS
Go to Sales Register
Find Sale you want to Clone
Right click and Select
Edit Quote screen will Open
Update Quote or Update Sale as Order
If USER cancel the quote then quote will show 'CANCEL' status in the register . If Superuser delete the quote then it will be removed from the system.
If user encounter alert "This User profile has restricted access to this action" then ensure user privilege "Clone Sale Quotes" is ticked under Tools > User Management. After setting change user might need to restart WMS.