Hi all, This post is based on suggestion from +Ami Paneri Upadhyay * The Screen Shots and Query Applies - TO NAV 2013 R2. Steps Remain Same for NAV 2013 but query will get change. * The Query for NAV 2013 can be found in my Skydrive, Link at the end of the post. Let's see what was required and how we can achieve it. CASE - I received a database from customer and my windows login is not there in the database. I don't want to delete Customer Users from the database but want to add myself in the Users. How can we do this? OR We have a database internally for development. All the consultants having User ID's in the database are not available. I want to access the database, How can i achieve it? If you are using NAV 2013 R2 or Higher Please refer this article.