diff --git a/cockpitScript.sh b/cockpitScript.sh
old mode 100644
new mode 100755
index 45d0343..2a390cf
--- a/cockpitScript.sh
+++ b/cockpitScript.sh
@@ -25,7 +25,8 @@ while [[ $# -gt 0 ]]; do
             exit 0
             ;;
         -s)
-            ls /dev/ | grep ttyTH  | sed -e "s/.*/\/dev\/&/"
+            readlink -f /dev/serial/by-id/*
+            # ls /dev/ | grep ttyTH  | sed -e "s/.*/\/dev\/&/"
             exit 0
             ;;
         -i)
diff --git a/ui/general/mavlink.html b/ui/general/mavlink.html
index 3ca372f..b638501 100644
--- a/ui/general/mavlink.html
+++ b/ui/general/mavlink.html
@@ -17,9 +17,18 @@
                     <div class="col-lg-12 ms-3"><p class="fw-bold fs-2 mt-3 mb-0">MAVLink Telemetry Configuration</p> </div>
                     <div class="col-lg-12 ms-3"><p class="mt-0 mb-0">Software Version: <I><span id='version'></span></I>, Configuration File: <I><span id='file_location'></span></I></p> </div>
                     <div class="col-lg-12 ms-3"><p class="mt-1 me-3">Mavlink-router provides network connectivity to/from the autopilot onboard the EchoPilot AI. The settings below can be used to configure the serial port receiving data from the autopilot as well as endpoints on the network. By default, a TCP server is running on port 5760 of the EchoPilot AI. Additional endpoints can be enabled and configured below.</p></div>
+                </div>
+
+                <div class="row justify-content-start">
+                    <div class="col-2 ms-3 mt-3"><button class="btn btn-primary" id="save">Save/Update</button></div>
+                    <div class="col mt-3"><span id="result"></span></div>
+                </div>
+                <pre id="output"></pre>
+
                 <div class="row justify-content-start">
                     <div class="col ms-3"><p class="fw-bold fs-5 mt-3 mb-0"><img src="assets/icons/settings_ethernet.svg" class="me-2">FMU Setup</p><p class="fw-light fs-6">Please select the serial device and baud rate used for the input of serial telemetry into the Jetson module. Default baud rate is 500000.</p></div>   
                 </div>
+
                 <div class="row justify-content-start">
                     <div class="col-2 ms-3"><label class="control-label" for="fmuDevice">Linux serial device</label></div>
                     <div class="col"><select id="fmuDevice"></select></div>
@@ -76,13 +85,6 @@
                     <div class="col mt-3"><input id="tcpPort"></div>
                 </div>
 
-                <div class="row justify-content-start">
-                    <div class="col-2 ms-3 mt-3"><button class="btn-primary" id="save">Save/Update</button></div>
-                    <div class="col mt-3"><span id="result"></span></div>
-                </div>
-
-
-                <pre id="output"></pre>
             </section>
         </main>
     </div>
diff --git a/ui/general/mavlink.js b/ui/general/mavlink.js
index 4039d82..c5d3d30 100644
--- a/ui/general/mavlink.js
+++ b/ui/general/mavlink.js
@@ -158,7 +158,7 @@ function SuccessReadFile(content) {
         var currentbaudRate = getValueByKey(content, "[UartEndpoint alpha]", 2, "Baud");
         cockpit.script(scriptLocation + "cockpitScript.sh -s")
                 .then((content) => AddDropDown(fmuDevice, content.split("\n"), currentfmuDevice))
-                .catch(error => Fail(error));   
+                .catch(error => Fail(error));
         AddDropDown(baudrate, baudRateArray, currentbaudRate);
 
         //UDP Telemetry
@@ -239,6 +239,7 @@ function AddPathToDeviceFile(incomingArray) {
 function AddDropDown(box, theArray, defaultValue) {
     try {
         for(let t = 0; t < theArray.length; t++){
+            if (theArray[t] === "") continue;
             var option = document.createElement("option");
             option.text = theArray[t];
             box.add(option);