diff --git a/etc/telegraf.conf b/etc/telegraf.conf
index 5fb0f2ac6..5f1ee4636 100644
--- a/etc/telegraf.conf
+++ b/etc/telegraf.conf
@@ -1481,10 +1481,14 @@
 
 # # Send metrics to New Relic metrics endpoint
 # [[outputs.newrelic]]
-#   ## New Relic License Key
-#   insights_key = "New Relic License Key Here"
+#   ## The 'insights_key' parameter requires a NR license key.
+#   ## New Relic recommends you create one
+#   ## with a convenient name such as TELEGRAF_INSERT_KEY.
+#   ## reference: https://docs.newrelic.com/docs/apis/intro-apis/new-relic-api-keys/#ingest-license-key
+#   # insights_key = "New Relic License Key Here"
 #
 #   ## Prefix to add to add to metric name for easy identification.
+#   ## This is very useful if your metric names are ambiguous.
 #   # metric_prefix = ""
 #
 #   ## Timeout for writes to the New Relic API.
diff --git a/etc/telegraf_windows.conf b/etc/telegraf_windows.conf
index 7f6bfe01f..35e0bda4c 100644
--- a/etc/telegraf_windows.conf
+++ b/etc/telegraf_windows.conf
@@ -1481,10 +1481,14 @@
 
 # # Send metrics to New Relic metrics endpoint
 # [[outputs.newrelic]]
-#   ## New Relic License Key
-#   insights_key = "New Relic License Key Here"
+#   ## The 'insights_key' parameter requires a NR license key.
+#   ## New Relic recommends you create one
+#   ## with a convenient name such as TELEGRAF_INSERT_KEY.
+#   ## reference: https://docs.newrelic.com/docs/apis/intro-apis/new-relic-api-keys/#ingest-license-key
+#   # insights_key = "New Relic License Key Here"
 #
 #   ## Prefix to add to add to metric name for easy identification.
+#   ## This is very useful if your metric names are ambiguous.
 #   # metric_prefix = ""
 #
 #   ## Timeout for writes to the New Relic API.