diff --git a/front/plugins/newdev_template/config.json b/front/plugins/newdev_template/config.json
index 8eab7e97..364f937c 100755
--- a/front/plugins/newdev_template/config.json
+++ b/front/plugins/newdev_template/config.json
@@ -276,7 +276,7 @@
       "description": [
         {
           "language_code": "en_us",
-          "string": "List of IPs to ignore. Use <code>%</code> as a wildcard. Ignored devices will not be shown anywhere in the UI or notifications. <br/><br/>For example <code>192.168.3.%</code> to filter out an IP range."
+          "string": "List of IPs to ignore. Use <code>%</code> as a wildcard. Ignored devices will not be shown anywhere in the UI or notifications. <br/><br/>For example <code>192.168.3.%</code> to filter out an IP range. (<code>%</code> matches any sequence of characters (including none) and <code>_</code> matches exactly one character."
         }
       ]
     },