Check App Version
Log in to Salesforce and go to Setup
In the Quick Search bar type "Installed Packages" and click on the Installed Packages link
This page will then tell you the version numbers of the Natterbox App
"Natterbox" = The Natterbox App
Please verify that you have a version of the Natterbox newer than 1.169 - if not this guide might not be relevant to you.
Step 1. Install Natterbox Version 1.254
To upgrade to the latest version of the Natterbox app install the update HERE
To install, click the link above and login to the relevant salesforce instance as an administrator
Remember this package should be installed for Administrators Only
If prompted - allow access to all third party apps