diff --git a/gui/main.js b/gui/main.js
index 68f1da60..080eda5c 100644
--- a/gui/main.js
+++ b/gui/main.js
@@ -53,21 +53,13 @@ const configDefaultSettings =
                   "mygrid": "JN40aa",\
                   "radiocontrol" : "disabled",\
                   "hamlib_deviceid": "RIG_MODEL_DUMMY_NOVFO",\
-                  "enable_hamlib_deviceport" : "False",\
                   "hamlib_deviceport": "/dev/ttyACM1",\
-                  "enable_hamlib_stop_bits" : "False",\
                   "hamlib_stop_bits" : "1",\
-                  "enable_hamlib_data_bits" : "False",\
                   "hamlib_data_bits" : "8",\
-                  "enable_hamlib_handshake" : "False",\
                   "hamlib_handshake" : "None",\
-                  "enable_hamlib_serialspeed" : "False",\
                   "hamlib_serialspeed" : "9600",\
-                  "enable_hamlib_pttprotocol" : "False",\
                   "hamlib_dtrstate" : "OFF",\
-                  "enable_hamlib_dtrstate" : "False",\
                   "hamlib_pttprotocol" : "USB",\
-                  "enable_hamlib_pttport" : "False",\
                   "hamlib_pttport": "/dev/ttyACM1",\
                   "hamlib_dcd": "None",\
                   "hamlbib_serialspeed_ptt": "9600",\
diff --git a/gui/preload-main.js b/gui/preload-main.js
index f1dd66fd..03cc5674 100644
--- a/gui/preload-main.js
+++ b/gui/preload-main.js
@@ -196,68 +196,6 @@ window.addEventListener("DOMContentLoaded", () => {
   // hamlib settings
   document.getElementById("hamlib_deviceid").value = config.hamlib_deviceid;
 
-  set_setting_switch(
-    "enable_hamlib_deviceport",
-    "hamlib_deviceport",
-    config.enable_hamlib_deviceport
-  );
-  set_setting_switch(
-    "enable_hamlib_ptt_port",
-    "hamlib_ptt_port",
-    config.enable_hamlib_ptt_port
-  );
-
-  document.getElementById("hamlib_serialspeed").value =
-    config.hamlib_serialspeed;
-  set_setting_switch(
-    "enable_hamlib_serialspeed",
-    "hamlib_serialspeed",
-    config.enable_hamlib_serialspeed
-  );
-
-  document.getElementById("hamlib_pttprotocol").value =
-    config.hamlib_pttprotocol;
-  set_setting_switch(
-    "enable_hamlib_pttprotocol",
-    "hamlib_pttprotocol",
-    config.enable_hamlib_pttprotocol
-  );
-
-  document.getElementById("hamlib_databits").value = config.hamlib_data_bits;
-  set_setting_switch(
-    "enable_hamlib_databits",
-    "hamlib_databits",
-    config.enable_hamlib_databits
-  );
-
-  document.getElementById("hamlib_stopbits").value = config.hamlib_stop_bits;
-  set_setting_switch(
-    "enable_hamlib_stopbits",
-    "hamlib_stopbits",
-    config.enable_hamlib_stopbits
-  );
-
-  document.getElementById("hamlib_handshake").value = config.hamlib_handshake;
-  set_setting_switch(
-    "enable_hamlib_handshake",
-    "hamlib_handshake",
-    config.enable_hamlib_handshake
-  );
-
-  document.getElementById("hamlib_dcd").value = config.hamlib_dcd;
-  set_setting_switch(
-    "enable_hamlib_dcd",
-    "hamlib_dcd",
-    config.enable_hamlib_dcd
-  );
-
-  document.getElementById("hamlib_dtrstate").value = config.hamlib_dtrstate;
-  set_setting_switch(
-    "enable_hamlib_dtrstate",
-    "hamlib_dtrstate",
-    config.enable_hamlib_dtrstate
-  );
-
   document.getElementById("hamlib_rigctld_ip").value = config.hamlib_rigctld_ip;
   document.getElementById("hamlib_rigctld_port").value =
     config.hamlib_rigctld_port;
@@ -577,75 +515,6 @@ window.addEventListener("DOMContentLoaded", () => {
       fs.writeFileSync(configPath, JSON.stringify(config, null, 2));
     });
 
-  // radio settings 'enable hamlib deviceport' event listener
-  document
-    .getElementById("enable_hamlib_deviceport")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_deviceport", "hamlib_deviceport");
-    });
-
-  // radio settings 'enable hamlib serialspeed' event listener
-  document
-    .getElementById("enable_hamlib_serialspeed")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_serialspeed", "hamlib_serialspeed");
-    });
-
-  // radio settings 'enable hamlib data bits' event listener
-  document
-    .getElementById("enable_hamlib_databits")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_databits", "hamlib_databits");
-    });
-
-  // radio settings 'enable hamlib stop bits' event listener
-  document
-    .getElementById("enable_hamlib_stopbits")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_stopbits", "hamlib_stopbits");
-    });
-
-  // radio settings 'enable hamlib handshake' event listener
-  document
-    .getElementById("enable_hamlib_handshake")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_handshake", "hamlib_handshake");
-    });
-
-  // radio settings 'enable hamlib ptt port' event listener
-  document
-    .getElementById("enable_hamlib_ptt_port")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_ptt_port", "hamlib_ptt_port");
-    });
-
-  // radio settings 'enable hamlib ptt protocol' event listener
-  document
-    .getElementById("enable_hamlib_pttprotocol")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_pttprotocol", "hamlib_pttprotocol");
-    });
-  // radio settings 'enable hamlib dcd' event listener
-  document
-    .getElementById("enable_hamlib_dcd")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_dcd", "hamlib_dcd");
-    });
-
-  // radio settings 'enable hamlib dtr state' event listener
-  document
-    .getElementById("enable_hamlib_dtrstate")
-    .addEventListener("change", () => {
-      enable_setting("enable_hamlib_dtrstate", "hamlib_dtrstate");
-    });
-
-  /*
-document.getElementById('hamlib_rigctld_path').addEventListener('change', () => {
-var fileList = document.getElementById("dataModalFile").files;
-        console.log(fileList)
-
-})
-*/
 
   document
     .getElementById("hamlib_rigctld_path")
@@ -683,33 +552,33 @@ var fileList = document.getElementById("dataModalFile").files;
       paramList = paramList.concat("-m", hamlib_deviceid);
 
       // hamlib deviceport setting
-      if (document.getElementById("enable_hamlib_deviceport").checked) {
+      if (document.getElementById("hamlib_deviceport").value !== 'ignore') {
         var hamlib_deviceport =
           document.getElementById("hamlib_deviceport").value;
         paramList = paramList.concat("-r", hamlib_deviceport);
       }
 
       // hamlib serialspeed setting
-      if (document.getElementById("enable_hamlib_serialspeed").checked) {
+      if (document.getElementById("hamlib_serialspeed").value !== 'ignore') {
         var hamlib_serialspeed =
           document.getElementById("hamlib_serialspeed").value;
         paramList = paramList.concat("-s", hamlib_serialspeed);
       }
 
       // hamlib databits setting
-      if (document.getElementById("enable_hamlib_databits").checked) {
+      if (document.getElementById("hamlib_databits").value !== 'ignore') {
         var hamlib_databits = document.getElementById("hamlib_databits").value;
         paramList = paramList.concat("--set-conf=data_bits=" + hamlib_databits);
       }
 
       // hamlib stopbits setting
-      if (document.getElementById("enable_hamlib_stopbits").checked) {
+      if (document.getElementById("hamlib_stopbits").value !== 'ignore') {
         var hamlib_stopbits = document.getElementById("hamlib_stopbits").value;
         paramList = paramList.concat("--set-conf=stop_bits=" + hamlib_stopbits);
       }
 
       // hamlib handshake setting
-      if (document.getElementById("enable_hamlib_handshake").checked) {
+      if (document.getElementById("hamlib_handshake").value !== 'ignore') {
         var hamlib_handshake =
           document.getElementById("hamlib_handshake").value;
         paramList = paramList.concat(
@@ -718,26 +587,26 @@ var fileList = document.getElementById("dataModalFile").files;
       }
 
       // hamlib dcd setting
-      if (document.getElementById("enable_hamlib_dcd").checked) {
+      if (document.getElementById("hamlib_dcd").value !== 'ignore') {
         var hamlib_dcd = document.getElementById("hamlib_dcd").value;
         paramList = paramList.concat("--dcd-type=" + hamlib_dcd);
       }
 
       // hamlib ptt port
-      if (document.getElementById("enable_hamlib_ptt_port").checked) {
+      if (document.getElementById("hamlib_ptt_port").value !== 'ignore') {
         var hamlib_ptt_port = document.getElementById("hamlib_ptt_port").value;
         paramList = paramList.concat("-p", hamlib_ptt_port);
       }
 
       // hamlib ptt type
-      if (document.getElementById("enable_hamlib_pttprotocol").checked) {
+      if (document.getElementById("hamlib_pttprotocol").value !== 'ignore') {
         var hamlib_ptt_type =
           document.getElementById("hamlib_pttprotocol").value;
         paramList = paramList.concat("--ptt-type=" + hamlib_ptt_type);
       }
 
       // hamlib dtr state
-      if (document.getElementById("enable_hamlib_dtrstate").checked) {
+      if (document.getElementById("hamlib_dtrstate").value !== 'ignore') {
         var hamlib_dtrstate = document.getElementById("hamlib_dtrstate").value;
         paramList = paramList.concat("--set-conf=dtr_state=" + hamlib_dtrstate);
       }
diff --git a/gui/src/index.html b/gui/src/index.html
index 83558e43..1c81812f 100644
--- a/gui/src/index.html
+++ b/gui/src/index.html
@@ -2031,12 +2031,7 @@
                     ></i>
                     Device Port
                   </span>
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_deviceport"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
@@ -2056,22 +2051,18 @@
                     ></i>
                     Serial Speed</span
                   >
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_serialspeed"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
                     aria-label=".form-select-sm"
                     id="hamlib_serialspeed"
                   >
+                    <option selected value="ignore">-- ignore --</option>
                     <option value="1200">1200</option>
                     <option value="2400">2400</option>
                     <option value="4800">4800</option>
-                    <option selected value="9600">9600</option>
+                    <option value="9600">9600</option>
                     <option value="14400">14400</option>
                     <option value="19200">19200</option>
                     <option value="28800">28800</option>
@@ -2084,18 +2075,14 @@
                   <span class="input-group-text" style="width: 180px"
                     >Data bits</span
                   >
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_databits"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
                     aria-label=".form-select-sm"
                     id="hamlib_databits"
                   >
+                    <option selected value="ignore">-- ignore --</option>
                     <option value="7">7</option>
                     <option value="8">8</option>
                   </select>
@@ -2104,18 +2091,14 @@
                   <span class="input-group-text" style="width: 180px"
                     >Stop Bits</span
                   >
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_stopbits"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
                     aria-label=".form-select-sm"
                     id="hamlib_stopbits"
                   >
+                     <option selected value="ignore">-- ignore --</option>
                     <option value="1">1</option>
                     <option value="2">2</option>
                   </select>
@@ -2124,18 +2107,14 @@
                   <span class="input-group-text" style="width: 180px"
                     >Serial Handshake</span
                   >
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_handshake"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
                     aria-label=".form-select-sm"
                     id="hamlib_handshake"
                   >
+                     <option selected value="ignore">-- ignore --</option>
                     <option value="None">None (Default)</option>
                   </select>
                 </div>
@@ -2148,31 +2127,21 @@
                     ></i
                     >PTT Device Port</span
                   >
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_ptt_port"
-                    />
+
                   </span>
+                  
                   <select
                     class="form-select form-select-sm"
                     aria-label=".form-select-sm"
                     id="hamlib_ptt_port"
-                  >
-                    <!--<option value="None">None</option>-->
+                  > <option selected value="ignore">-- ignore --</option>
                   </select>
                 </div>
                 <div class="input-group input-group-sm mb-1">
                   <span class="input-group-text" style="width: 180px"
                     >PTT Type</span
                   >
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_pttprotocol"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
@@ -2180,6 +2149,7 @@
                     id="hamlib_pttprotocol"
                     style="width: 0.5rem"
                   >
+                     <option selected value="ignore">-- ignore --</option>
                     <option value="NONE">NONE</option>
                     <option value="RIG">RIG</option>
                     <option value="USB">USB</option>
@@ -2191,12 +2161,7 @@
                 </div>
                 <div class="input-group input-group-sm mb-1">
                   <span class="input-group-text" style="width: 180px">DCD</span>
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_dcd"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
@@ -2204,6 +2169,7 @@
                     id="hamlib_dcd"
                     style="width: 0.5rem"
                   >
+                     <option selected value="ignore">-- ignore --</option>
                     <option value="NONE">NONE</option>
                     <option value="RIG">RIG/CAT</option>
                     <option value="DSR">DSR</option>
@@ -2214,12 +2180,7 @@
                 </div>
                 <div class="input-group input-group-sm mb-1">
                   <span class="input-group-text" style="width: 180px">DTR</span>
-                  <span class="input-group-text">
-                    <input
-                      class="form-check-sm form-check-input"
-                      type="checkbox"
-                      id="enable_hamlib_dtrstate"
-                    />
+
                   </span>
                   <select
                     class="form-select form-select-sm"
@@ -2227,6 +2188,7 @@
                     id="hamlib_dtrstate"
                     style="width: 0.5rem"
                   >
+                     <option selected value="ignore">-- ignore --</option>
                     <option value="OFF">OFF</option>
                     <option value="ON">ON</option>
                   </select>
@@ -2248,6 +2210,7 @@
                     class="form-select form-select-sm"
                     id="tuning_range_fmin"
                   >
+                    
                     <option value="-50.0">-50.0</option>
                     <option value="-100.0">-100.0</option>
                     <option value="-150.0">-150.0</option>