So I forgot to mention that when generating your backup file there is a checkbox to exclude passwords in the file for troubleshooting purposes so maybe that is important to think about when generating backup files ie maybe create 2 - 1 to keep and 1 ...

Quick question...when you reset the router as described above using WPS, then set new user and password....when you restore the router config is the admin user and password the NEW one of is it admin password taken from config file?