diff --git a/package.json b/package.json
index b27d2da2eb2c3ff28786d6bd32069644ccda4f6c..61e981a656b2e5c6530882361b29e9ddc78d516d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dccviewer-js",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "A JS application for displaying digital calibration certificates.",
   "main": "dist/dccviewer-js.bundle.js",
   "files": [
diff --git a/src/renderers/AdminRenderer.js b/src/renderers/AdminRenderer.js
index 95b52636fd1a8ccb6731a8cb1b029c50e458844b..815fab477d12a903b375be3c8a3b5cc140e5078e 100644
--- a/src/renderers/AdminRenderer.js
+++ b/src/renderers/AdminRenderer.js
@@ -1,4 +1,28 @@
 // src/renderers/AdminRenderer.js
+export function renderUUID(uuid) {
+  let output = '';
+  // Loop through each character of the uuid string.
+  for (let i = 0; i < uuid.length; i++) {
+    let ch = uuid[i];
+    if (ch === '-') {
+      // If the character is a hyphen, add it unstyled.
+      output += ch;
+    } else {
+      // Convert hex digit to a number (0-15)
+      let value = parseInt(ch, 16);
+      if (isNaN(value)) {
+        // If not a valid hex digit, add it unstyled.
+        output += ch;
+      } else {
+        // Compute hue: linear interpolation from 0 (red) for 0 to ~270 (violet) for F.
+        let hue = (value / 15) * 270;
+        // Adjust saturation and lightness as needed.
+        output += `<span style="color: hsl(${hue}, 100%, 40%)">${ch}</span>`;
+      }
+    }
+  }
+  return output;
+}
 
 export function renderAdminData(adminData, language) {
   const container = document.getElementById('adminData');
@@ -6,7 +30,7 @@ export function renderAdminData(adminData, language) {
 
   // Title
   const title = document.createElement('h2');
-  title.textContent = `Administrative Data (${language})`;
+  title.textContent = `Administrative Data`;
   container.appendChild(title);
 
   // ----- CORE DATA SECTION -----
@@ -17,11 +41,19 @@ export function renderAdminData(adminData, language) {
     coreContainer.style.border = '1px solid #ccc';
     coreContainer.style.padding = '8px';
 
-    // Unique Identifier
-    const uuidDiv = document.createElement('div');
-    uuidDiv.innerHTML = `<strong>Unique Identifier:</strong> ${coreData['dcc:uniqueIdentifier'] || 'N/A'}`;
-    uuidDiv.style.marginBottom = '10px';
-    coreContainer.appendChild(uuidDiv);
+// Get the UUID from coreData.
+    const uuid = coreData['dcc:uniqueIdentifier'];
+// If a UUID exists, format it using renderUUID; otherwise use 'N/A'
+    const formattedUUID = uuid ? renderUUID(uuid) : 'N/A';
+
+    const uuidDivText = document.createElement('div');
+    uuidDivText.innerHTML = `<strong>UUID:</strong> ${formattedUUID}`;
+// Increase font size and boldness
+    uuidDivText.style.marginBottom = '10px';
+    uuidDivText.style.fontSize = '24px';
+    uuidDivText.style.fontWeight = 'bold';
+
+    coreContainer.appendChild(uuidDivText);
 
     // Identifications table
     if (coreData['dcc:identifications'] && coreData['dcc:identifications']['dcc:identification']) {
@@ -155,15 +187,24 @@ export function renderAdminData(adminData, language) {
       }
       detailsDiv.innerHTML += `<strong>Item:</strong> ${itemName}<br>`;
 
-      // Manufacturer details
+// Manufacturer details
       if (item['dcc:manufacturer']) {
         const manu = item['dcc:manufacturer'];
         let manuName = '';
         if (manu['dcc:name'] && manu['dcc:name']['dcc:content']) {
           const content = manu['dcc:name']['dcc:content'];
-          manuName = Array.isArray(content)
-              ? (content.find(c => c.$ && c.$.lang === language) || content[0])._ || ''
-              : content._ || '';
+          if (Array.isArray(content)) {
+            // Try to find an element matching the desired language.
+            let found = content.find(c => c.$ && c.$.lang === language);
+            // If not found, look for an element without a language attribute.
+            if (!found) {
+              found = content.find(c => !c.$ || !c.$.lang);
+            }
+            manuName = found ? (typeof found === 'string' ? found : found._ || '') : '';
+          } else {
+            // Handle the case where content is a plain string or an object.
+            manuName = typeof content === 'string' ? content : content._ || '';
+          }
         }
         detailsDiv.innerHTML += `<strong>Manufacturer:</strong> ${manuName}<br>`;
         if (manu['dcc:location']) {