The module doesn't seem to allow the Browser monitoring feature of New Relic to be set up.
This feature requires the usage of the Browser key and then allows to view various Browser data info in New Relic such as app speed and performance, Javascript/ajax errors, sessions, ...
From scratch, it is implemented by adding a snippet of javascript code in the header of each pages : "Copy the snippet of code below and paste it as close to the top of the HEAD as possible, but after any position-sensitive META tags (X-UA-Compatible and charset)."
Documentation : https://docs.newrelic.com/docs/browser/browser-monitoring/getting-starte...
Active
2.1
User interface
I missed this issue when opening ✨ Allow for RUM Manual Instrumentation Needs review , which implements this feature request in MR-5.