diff --git a/src/public/index.html b/src/public/index.html
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--- a/src/public/index.html
+++ b/src/public/index.html
@@ -427,6 +427,7 @@
                                             <div class="font-semibold">How do I add my node to the map?</div>
                                             <div>Your node, or a node that hears your node must uplink to our MQTT server.</div>
                                             <div>Your position packet must be unencrypted, or encrypted with the default key.</div>
+                                            <div>If your node is on v2.5 firmware or newer, you must enable "OK to MQTT".</div>
                                             <div>Use the MQTT server details below to uplink to this map.</div>
                                         </div>
                                         <div class="bg-gray-100 rounded p-2 border border-gray-200">