diff --git a/simpleadmin/www/js/populate-checkbox.js b/simpleadmin/www/js/populate-checkbox.js
index 93efa1c..d1e3e5f 100644
--- a/simpleadmin/www/js/populate-checkbox.js
+++ b/simpleadmin/www/js/populate-checkbox.js
@@ -2,26 +2,51 @@ function populateCheckboxes(lte_band, nsa_nr5g_band, nr5g_band, locked_lte_bands
   var checkboxesForm = document.getElementById("checkboxForm");
   var selectedMode = document.getElementById("networkModeBand").value;
   var bands;
+  var prefix;
 
-  // Determine bands based on selected network mode
+  // Determine bands and prefix based on selected network mode
   if (selectedMode === "LTE") {
     bands = lte_band;
+    prefix = "B";
   } else if (selectedMode === "NSA") {
     bands = nsa_nr5g_band;
+    prefix = "N";
   } else if (selectedMode === "SA") {
     bands = nr5g_band;
+    prefix = "N";
   }
 
   checkboxesForm.innerHTML = ""; // Clear existing checkboxes
 
-  var bandsArray;
+  // Store the locked bands in arrays
+  var locked_lte_bands_array = locked_lte_bands.split(":");
+  var locked_nsa_bands_array = locked_nsa_bands.split(":");
+  var locked_sa_bands_array = locked_sa_bands.split(":");
+
+  var isBandLocked = function(band) {
+    if (selectedMode === "LTE" && locked_lte_bands_array.includes(band)) {
+      return true;
+    }
+    if (selectedMode === "NSA" && locked_nsa_bands_array.includes(band)) {
+      return true;
+    }
+    if (selectedMode === "SA" && locked_sa_bands_array.includes(band)) {
+      return true;
+    }
+    return false;
+  };
+
+  var fragment = document.createDocumentFragment();
+
   if (bands !== null && bands !== "0") {
-    bandsArray = bands.split(":");
+    var bandsArray = bands.split(":");
+    var currentRow;
+
     bandsArray.forEach(function(band, index) {
       if (index % 5 === 0) {
         currentRow = document.createElement("div");
         currentRow.className = "row mb-2 mx-auto"; // Add margin bottom for spacing
-        checkboxesForm.appendChild(currentRow);
+        fragment.appendChild(currentRow);
       }
 
       var checkboxDiv = document.createElement("div");
@@ -32,49 +57,25 @@ function populateCheckboxes(lte_band, nsa_nr5g_band, nr5g_band, locked_lte_bands
       checkboxInput.id = "inlineCheckbox" + band;
       checkboxInput.value = band;
       checkboxInput.autocomplete = "off";
-
-      // Store the locked bands in an array
-      var locked_lte_bands_array = locked_lte_bands.split(":");
-      var locked_nsa_bands_array = locked_nsa_bands.split(":");
-      var locked_sa_bands_array = locked_sa_bands.split(":");
-
-      // Check if the current band is locked
-      var isLocked = false;
-      if (selectedMode === "LTE") {
-        if (locked_lte_bands_array.includes(band)) {
-          isLocked = true;
-        }
-      } else if (selectedMode === "NSA") {
-        if (locked_nsa_bands_array.includes(band)) {
-          isLocked = true;
-        }
-      } else if (selectedMode === "SA") {
-        if (locked_sa_bands_array.includes(band)) {
-          isLocked = true;
-        }
-      }
-
-      if (isLocked) {
-        checkboxInput.checked = true;
-      }
+      checkboxInput.checked = isBandLocked(band);
 
       var checkboxLabel = document.createElement("label");
       checkboxLabel.className = "form-check-label";
       checkboxLabel.htmlFor = "inlineCheckbox" + band;
-      checkboxLabel.innerText = "B" + band;
+      checkboxLabel.innerText = prefix + band;
 
       checkboxDiv.appendChild(checkboxInput);
       checkboxDiv.appendChild(checkboxLabel);
       currentRow.appendChild(checkboxDiv);
     });
   } else {
-    // Create a text saying that no bands are available 
+    // Create a text saying that no bands are available
     var noBandsText = document.createElement("p");
     noBandsText.className = "text-center";
     noBandsText.innerText = "No supported bands available";
-    checkboxesForm.appendChild(noBandsText);
+    fragment.appendChild(noBandsText);
   }
 
-  var currentRow;
+  checkboxesForm.appendChild(fragment);
   addCheckboxListeners(cellLock);
 }
\ No newline at end of file