Welcome to Justanswer.com, my name is Dustin.I'm sorry to hear about the issue you are having, I will do my best to help you resolve it.
For reference, here is the FAQ page about Verizon network extenders. http://www.verizonwireless.com/support/network-extender-faqs/
With that being said, you will need to activate and register the extender. This video will explain the process and show you how
Please watch the video and attempt to follow the steps and if you run into any specific issues during activation, let me know.
I strive to provide great service, and greatly appreciate a 5 star rating clicked and submitted when you are satisfied.. I always answer follow up questions.Dustin S.Senior Technician and Network Switching Systems Operator / Maintainer.