1.Go to Extensions > Plugins.
2.Search for "Document Viewer API" and open it.
3.You will see a field "API key".
4.To get the API Key you need to raise the ticket and we will request the BOX API team on your behalf and it will take 3-4 working days.
5. After receiving the key, add to API key text box and save it.
* Note that the current Box API we use is an older version and is deprecated. We will be releasing a new Box API version in the coming months.