This script is pushed via a domain GPO so make sure you setup the GPO correctly (step by step is provided. I would try it on a test system prior to putting it into production.)
“How can I get import numbers into the Active Directory mobile phone attribute?” That was the most common question to the Reset User Password with Self Service blog post. While it would be easy to do this with a massive CSV, that method still means you (the IT Administrator) will have to maintain it. Today, I have two automatic ways for you – both delegate the work to the end user and allow you to keep working on cooler things!